161190290

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{147881}}^1$

素因数の和:147997

約数の個数: 16

約数和(自身を含む): 292806360

約数和(自身を除く): 131616070

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 147881, 295762, 739405, 1478810, 16119029, 32238058, 80595145, 161190290]

約数ペア:

[(1, 161190290), (2, 80595145), (5, 32238058), (10, 16119029), (109, 1478810), (218, 739405), (545, 295762), (1090, 147881)]