156769134020

素因数分解:

$2^2\times 5^1\times {\mathrm{7838456701}}^1$

素因数の和:7838456710

約数の個数: 12

約数和(自身を含む): 329215181484

約数和(自身を除く): 172446047464

約数列:

[1, 2, 4, 5, 10, 20, 7838456701, 15676913402, 31353826804, 39192283505, 78384567010, 156769134020]

約数ペア:

[(1, 156769134020), (2, 78384567010), (4, 39192283505), (5, 31353826804), (10, 15676913402), (20, 7838456701)]