387887500

素因数分解:

$2^2\times 5^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 288

約数和(自身を含む): 1175924736

約数和(自身を除く): 788037236

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 31, 35, 44, 50, 52, 55, 62, 65, 70, 77, 91, 100, 110, 124, 125, 130, 140, 143, 154, 155, 175, 182, 217, 220, 250, 260, 275, 286, 308, 310, 325, 341, 350, 364, 385, 403, 434, 455, 500, 550, 572, 620, 625, 650, 682, 700, 715, 770, 775, 806, 868, 875, 910, 1001, 1085, 1100, 1250, 1300, 1364, 1375, 1430, 1540, 1550, 1612, 1625, 1705, 1750, 1820, 1925, 2002, 2015, 2170, 2275, 2387, 2500, 2750, 2821, 2860, 3100, 3125, 3250, 3410, 3500, 3575, 3850, 3875, 4004, 4030, 4340, 4375, 4433, 4550, 4774, 5005, 5425, 5500, 5642, 6250, 6500, 6820, 6875, 7150, 7700, 7750, 8060, 8125, 8525, 8750, 8866, 9100, 9548, 9625, 10010, 10075, 10850, 11284, 11375, 11935, 12500, 13750, 14105, 14300, 15500, 16250, 17050, 17500, 17732, 17875, 19250, 19375, 20020, 20150, 21700, 21875, 22165, 22750, 23870, 25025, 27125, 27500, 28210, 31031, 32500, 34100, 34375, 35750, 38500, 38750, 40300, 40625, 42625, 43750, 44330, 45500, 47740, 48125, 50050, 50375, 54250, 56420, 56875, 59675, 62062, 68750, 70525, 71500, 77500, 81250, 85250, 87500, 88660, 89375, 96250, 96875, 100100, 100750, 108500, 110825, 113750, 119350, 124124, 125125, 135625, 137500, 141050, 155155, 162500, 170500, 178750, 192500, 193750, 201500, 213125, 221650, 227500, 238700, 240625, 250250, 251875, 271250, 282100, 284375, 298375, 310310, 352625, 357500, 387500, 426250, 443300, 446875, 481250, 500500, 503750, 542500, 554125, 568750, 596750, 620620, 625625, 678125, 705250, 775775, 852500, 893750, 962500, 1007500, 1065625, 1108250, 1137500, 1193500, 1251250, 1259375, 1356250, 1410500, 1491875, 1551550, 1763125, 1787500, 2131250, 2216500, 2502500, 2518750, 2712500, 2770625, 2983750, 3103100, 3128125, 3526250, 3878875, 4262500, 5037500, 5541250, 5967500, 6256250, 7052500, 7459375, 7757750, 8815625, 11082500, 12512500, 13853125, 14918750, 15515500, 17631250, 19394375, 27706250, 29837500, 35262500, 38788750, 55412500, 77577500, 96971875, 193943750, 387887500]

約数ペア:

[(1, 387887500), (2, 193943750), (4, 96971875), (5, 77577500), (7, 55412500), (10, 38788750), (11, 35262500), (13, 29837500), (14, 27706250), (20, 19394375), (22, 17631250), (25, 15515500), (26, 14918750), (28, 13853125), (31, 12512500), (35, 11082500), (44, 8815625), (50, 7757750), (52, 7459375), (55, 7052500), (62, 6256250), (65, 5967500), (70, 5541250), (77, 5037500), (91, 4262500), (100, 3878875), (110, 3526250), (124, 3128125), (125, 3103100), (130, 2983750), (140, 2770625), (143, 2712500), (154, 2518750), (155, 2502500), (175, 2216500), (182, 2131250), (217, 1787500), (220, 1763125), (250, 1551550), (260, 1491875), (275, 1410500), (286, 1356250), (308, 1259375), (310, 1251250), (325, 1193500), (341, 1137500), (350, 1108250), (364, 1065625), (385, 1007500), (403, 962500), (434, 893750), (455, 852500), (500, 775775), (550, 705250), (572, 678125), (620, 625625), (625, 620620), (650, 596750), (682, 568750), (700, 554125), (715, 542500), (770, 503750), (775, 500500), (806, 481250), (868, 446875), (875, 443300), (910, 426250), (1001, 387500), (1085, 357500), (1100, 352625), (1250, 310310), (1300, 298375), (1364, 284375), (1375, 282100), (1430, 271250), (1540, 251875), (1550, 250250), (1612, 240625), (1625, 238700), (1705, 227500), (1750, 221650), (1820, 213125), (1925, 201500), (2002, 193750), (2015, 192500), (2170, 178750), (2275, 170500), (2387, 162500), (2500, 155155), (2750, 141050), (2821, 137500), (2860, 135625), (3100, 125125), (3125, 124124), (3250, 119350), (3410, 113750), (3500, 110825), (3575, 108500), (3850, 100750), (3875, 100100), (4004, 96875), (4030, 96250), (4340, 89375), (4375, 88660), (4433, 87500), (4550, 85250), (4774, 81250), (5005, 77500), (5425, 71500), (5500, 70525), (5642, 68750), (6250, 62062), (6500, 59675), (6820, 56875), (6875, 56420), (7150, 54250), (7700, 50375), (7750, 50050), (8060, 48125), (8125, 47740), (8525, 45500), (8750, 44330), (8866, 43750), (9100, 42625), (9548, 40625), (9625, 40300), (10010, 38750), (10075, 38500), (10850, 35750), (11284, 34375), (11375, 34100), (11935, 32500), (12500, 31031), (13750, 28210), (14105, 27500), (14300, 27125), (15500, 25025), (16250, 23870), (17050, 22750), (17500, 22165), (17732, 21875), (17875, 21700), (19250, 20150), (19375, 20020)]