405945664

素因数分解:

$2^6\times {\mathrm{101}}^1\times {\mathrm{62801}}^1$

素因数の和:62914

約数の個数: 28

約数和(自身を含む): 813537108

約数和(自身を除く): 407591444

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 202, 404, 808, 1616, 3232, 6464, 62801, 125602, 251204, 502408, 1004816, 2009632, 4019264, 6342901, 12685802, 25371604, 50743208, 101486416, 202972832, 405945664]

約数ペア:

[(1, 405945664), (2, 202972832), (4, 101486416), (8, 50743208), (16, 25371604), (32, 12685802), (64, 6342901), (101, 4019264), (202, 2009632), (404, 1004816), (808, 502408), (1616, 251204), (3232, 125602), (6464, 62801)]