80815472

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{38557}}^1$

素因数の和:38696

約数の個数: 20

約数和(自身を含む): 157779336

約数和(自身を除く): 76963864

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 38557, 77114, 154228, 308456, 616912, 5050967, 10101934, 20203868, 40407736, 80815472]

約数ペア:

[(1, 80815472), (2, 40407736), (4, 20203868), (8, 10101934), (16, 5050967), (131, 616912), (262, 308456), (524, 154228), (1048, 77114), (2096, 38557)]