161039870

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{147743}}^1$

素因数の和:147859

約数の個数: 16

約数和(自身を含む): 292533120

約数和(自身を除く): 131493250

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 147743, 295486, 738715, 1477430, 16103987, 32207974, 80519935, 161039870]

約数ペア:

[(1, 161039870), (2, 80519935), (5, 32207974), (10, 16103987), (109, 1477430), (218, 738715), (545, 295486), (1090, 147743)]