2783278172660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{1619}}^1\times {\mathrm{11047}}^1$

素因数の和:12957

約数の個数: 96

約数和(自身を含む): 6061756538880

約数和(自身を除く): 3278478366220

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 251, 310, 502, 620, 1004, 1255, 1619, 2510, 3238, 5020, 6476, 7781, 8095, 11047, 15562, 16190, 22094, 31124, 32380, 38905, 44188, 50189, 55235, 77810, 100378, 110470, 155620, 200756, 220940, 250945, 342457, 406369, 501890, 684914, 812738, 1003780, 1369828, 1625476, 1712285, 2031845, 2772797, 3424570, 4063690, 5545594, 6849140, 8127380, 11091188, 12597439, 13863985, 17885093, 25194878, 27727970, 35770186, 50389756, 55455940, 62987195, 71540372, 85956707, 89425465, 125974390, 171913414, 178850930, 251948780, 343826828, 357701860, 429783535, 554437883, 859567070, 1108875766, 1719134140, 2217751532, 2772189415, 4489158343, 5544378830, 8978316686, 11088757660, 17956633372, 22445791715, 44891583430, 89783166860, 139163908633, 278327817266, 556655634532, 695819543165, 1391639086330, 2783278172660]

約数ペア:

[(1, 2783278172660), (2, 1391639086330), (4, 695819543165), (5, 556655634532), (10, 278327817266), (20, 139163908633), (31, 89783166860), (62, 44891583430), (124, 22445791715), (155, 17956633372), (251, 11088757660), (310, 8978316686), (502, 5544378830), (620, 4489158343), (1004, 2772189415), (1255, 2217751532), (1619, 1719134140), (2510, 1108875766), (3238, 859567070), (5020, 554437883), (6476, 429783535), (7781, 357701860), (8095, 343826828), (11047, 251948780), (15562, 178850930), (16190, 171913414), (22094, 125974390), (31124, 89425465), (32380, 85956707), (38905, 71540372), (44188, 62987195), (50189, 55455940), (55235, 50389756), (77810, 35770186), (100378, 27727970), (110470, 25194878), (155620, 17885093), (200756, 13863985), (220940, 12597439), (250945, 11091188), (342457, 8127380), (406369, 6849140), (501890, 5545594), (684914, 4063690), (812738, 3424570), (1003780, 2772797), (1369828, 2031845), (1625476, 1712285)]