156988010

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{198719}}^1$

素因数の和:198805

約数の個数: 16

約数和(自身を含む): 286156800

約数和(自身を除く): 129168790

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 198719, 397438, 993595, 1987190, 15698801, 31397602, 78494005, 156988010]

約数ペア:

[(1, 156988010), (2, 78494005), (5, 31397602), (10, 15698801), (79, 1987190), (158, 993595), (395, 397438), (790, 198719)]