101589680

素因数分解:

$2^4\times 5^1\times {\mathrm{1269871}}^1$

素因数の和:1269884

約数の個数: 20

約数和(自身を含む): 236196192

約数和(自身を除く): 134606512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1269871, 2539742, 5079484, 6349355, 10158968, 12698710, 20317936, 25397420, 50794840, 101589680]

約数ペア:

[(1, 101589680), (2, 50794840), (4, 25397420), (5, 20317936), (8, 12698710), (10, 10158968), (16, 6349355), (20, 5079484), (40, 2539742), (80, 1269871)]