157712500

素因数分解:

$2^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 398974464

約数和(自身を除く): 241261964

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 37, 44, 50, 55, 62, 74, 100, 110, 124, 125, 148, 155, 185, 220, 250, 275, 310, 341, 370, 407, 500, 550, 620, 625, 682, 740, 775, 814, 925, 1100, 1147, 1250, 1364, 1375, 1550, 1628, 1705, 1850, 2035, 2294, 2500, 2750, 3100, 3125, 3410, 3700, 3875, 4070, 4588, 4625, 5500, 5735, 6250, 6820, 6875, 7750, 8140, 8525, 9250, 10175, 11470, 12500, 12617, 13750, 15500, 17050, 18500, 19375, 20350, 22940, 23125, 25234, 27500, 28675, 34100, 34375, 38750, 40700, 42625, 46250, 50468, 50875, 57350, 63085, 68750, 77500, 85250, 92500, 96875, 101750, 114700, 115625, 126170, 137500, 143375, 170500, 193750, 203500, 213125, 231250, 252340, 254375, 286750, 315425, 387500, 426250, 462500, 508750, 573500, 630850, 716875, 852500, 1017500, 1065625, 1261700, 1271875, 1433750, 1577125, 2131250, 2543750, 2867500, 3154250, 3584375, 4262500, 5087500, 6308500, 7168750, 7885625, 14337500, 15771250, 31542500, 39428125, 78856250, 157712500]

約数ペア:

[(1, 157712500), (2, 78856250), (4, 39428125), (5, 31542500), (10, 15771250), (11, 14337500), (20, 7885625), (22, 7168750), (25, 6308500), (31, 5087500), (37, 4262500), (44, 3584375), (50, 3154250), (55, 2867500), (62, 2543750), (74, 2131250), (100, 1577125), (110, 1433750), (124, 1271875), (125, 1261700), (148, 1065625), (155, 1017500), (185, 852500), (220, 716875), (250, 630850), (275, 573500), (310, 508750), (341, 462500), (370, 426250), (407, 387500), (500, 315425), (550, 286750), (620, 254375), (625, 252340), (682, 231250), (740, 213125), (775, 203500), (814, 193750), (925, 170500), (1100, 143375), (1147, 137500), (1250, 126170), (1364, 115625), (1375, 114700), (1550, 101750), (1628, 96875), (1705, 92500), (1850, 85250), (2035, 77500), (2294, 68750), (2500, 63085), (2750, 57350), (3100, 50875), (3125, 50468), (3410, 46250), (3700, 42625), (3875, 40700), (4070, 38750), (4588, 34375), (4625, 34100), (5500, 28675), (5735, 27500), (6250, 25234), (6820, 23125), (6875, 22940), (7750, 20350), (8140, 19375), (8525, 18500), (9250, 17050), (10175, 15500), (11470, 13750), (12500, 12617)]