99638960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40177}}^1$

素因数の和:40221

約数の個数: 40

約数和(自身を含む): 239139456

約数和(自身を除く): 139500496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 40177, 80354, 160708, 200885, 321416, 401770, 642832, 803540, 1245487, 1607080, 2490974, 3214160, 4981948, 6227435, 9963896, 12454870, 19927792, 24909740, 49819480, 99638960]

約数ペア:

[(1, 99638960), (2, 49819480), (4, 24909740), (5, 19927792), (8, 12454870), (10, 9963896), (16, 6227435), (20, 4981948), (31, 3214160), (40, 2490974), (62, 1607080), (80, 1245487), (124, 803540), (155, 642832), (248, 401770), (310, 321416), (496, 200885), (620, 160708), (1240, 80354), (2480, 40177)]