156976704020

素因数分解:

$2^2\times 5^1\times {\mathrm{7848835201}}^1$

素因数の和:7848835210

約数の個数: 12

約数和(自身を含む): 329651078484

約数和(自身を除く): 172674374464

約数列:

[1, 2, 4, 5, 10, 20, 7848835201, 15697670402, 31395340804, 39244176005, 78488352010, 156976704020]

約数ペア:

[(1, 156976704020), (2, 78488352010), (4, 39244176005), (5, 31395340804), (10, 15697670402), (20, 7848835201)]