55412500

素因数分解:

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

素因数の和:84

約数の個数: 144

約数和(自身を含む): 146990592

約数和(自身を除く): 91578092

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 31, 44, 50, 52, 55, 62, 65, 100, 110, 124, 125, 130, 143, 155, 220, 250, 260, 275, 286, 310, 325, 341, 403, 500, 550, 572, 620, 625, 650, 682, 715, 775, 806, 1100, 1250, 1300, 1364, 1375, 1430, 1550, 1612, 1625, 1705, 2015, 2500, 2750, 2860, 3100, 3125, 3250, 3410, 3575, 3875, 4030, 4433, 5500, 6250, 6500, 6820, 6875, 7150, 7750, 8060, 8125, 8525, 8866, 10075, 12500, 13750, 14300, 15500, 16250, 17050, 17732, 17875, 19375, 20150, 22165, 27500, 32500, 34100, 34375, 35750, 38750, 40300, 40625, 42625, 44330, 50375, 68750, 71500, 77500, 81250, 85250, 88660, 89375, 96875, 100750, 110825, 137500, 162500, 170500, 178750, 193750, 201500, 213125, 221650, 251875, 357500, 387500, 426250, 443300, 446875, 503750, 554125, 852500, 893750, 1007500, 1065625, 1108250, 1259375, 1787500, 2131250, 2216500, 2518750, 2770625, 4262500, 5037500, 5541250, 11082500, 13853125, 27706250, 55412500]

約数ペア:

[(1, 55412500), (2, 27706250), (4, 13853125), (5, 11082500), (10, 5541250), (11, 5037500), (13, 4262500), (20, 2770625), (22, 2518750), (25, 2216500), (26, 2131250), (31, 1787500), (44, 1259375), (50, 1108250), (52, 1065625), (55, 1007500), (62, 893750), (65, 852500), (100, 554125), (110, 503750), (124, 446875), (125, 443300), (130, 426250), (143, 387500), (155, 357500), (220, 251875), (250, 221650), (260, 213125), (275, 201500), (286, 193750), (310, 178750), (325, 170500), (341, 162500), (403, 137500), (500, 110825), (550, 100750), (572, 96875), (620, 89375), (625, 88660), (650, 85250), (682, 81250), (715, 77500), (775, 71500), (806, 68750), (1100, 50375), (1250, 44330), (1300, 42625), (1364, 40625), (1375, 40300), (1430, 38750), (1550, 35750), (1612, 34375), (1625, 34100), (1705, 32500), (2015, 27500), (2500, 22165), (2750, 20150), (2860, 19375), (3100, 17875), (3125, 17732), (3250, 17050), (3410, 16250), (3575, 15500), (3875, 14300), (4030, 13750), (4433, 12500), (5500, 10075), (6250, 8866), (6500, 8525), (6820, 8125), (6875, 8060), (7150, 7750)]