65204320

素因数分解:

$2^5\times 5^1\times {\mathrm{407527}}^1$

素因数の和:407542

約数の個数: 24

約数和(自身を含む): 154045584

約数和(自身を除く): 88841264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 407527, 815054, 1630108, 2037635, 3260216, 4075270, 6520432, 8150540, 13040864, 16301080, 32602160, 65204320]

約数ペア:

[(1, 65204320), (2, 32602160), (4, 16301080), (5, 13040864), (8, 8150540), (10, 6520432), (16, 4075270), (20, 3260216), (32, 2037635), (40, 1630108), (80, 815054), (160, 407527)]