128260016

素因数分解:

$2^4\times {\mathrm{1801}}^1\times {\mathrm{4451}}^1$

素因数の和:6260

約数の個数: 20

約数和(自身を含む): 248697624

約数和(自身を除く): 120437608

約数列:

[1, 2, 4, 8, 16, 1801, 3602, 4451, 7204, 8902, 14408, 17804, 28816, 35608, 71216, 8016251, 16032502, 32065004, 64130008, 128260016]

約数ペア:

[(1, 128260016), (2, 64130008), (4, 32065004), (8, 16032502), (16, 8016251), (1801, 71216), (3602, 35608), (4451, 28816), (7204, 17804), (8902, 14408)]