156906991580

素因数分解:

$2^2\times 5^1\times {\mathrm{7845349579}}^1$

素因数の和:7845349588

約数の個数: 12

約数和(自身を含む): 329504682360

約数和(自身を除く): 172597690780

約数列:

[1, 2, 4, 5, 10, 20, 7845349579, 15690699158, 31381398316, 39226747895, 78453495790, 156906991580]

約数ペア:

[(1, 156906991580), (2, 78453495790), (4, 39226747895), (5, 31381398316), (10, 15690699158), (20, 7845349579)]