98385640

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{4721}}^1$

素因数の和:5253

約数の個数: 32

約数和(自身を含む): 221839560

約数和(自身を除く): 123453920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 2084, 2605, 4168, 4721, 5210, 9442, 10420, 18884, 20840, 23605, 37768, 47210, 94420, 188840, 2459641, 4919282, 9838564, 12298205, 19677128, 24596410, 49192820, 98385640]

約数ペア:

[(1, 98385640), (2, 49192820), (4, 24596410), (5, 19677128), (8, 12298205), (10, 9838564), (20, 4919282), (40, 2459641), (521, 188840), (1042, 94420), (2084, 47210), (2605, 37768), (4168, 23605), (4721, 20840), (5210, 18884), (9442, 10420)]