64630288

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{130303}}^1$

素因数の和:130342

約数の個数: 20

約数和(自身を含む): 129261568

約数和(自身を除く): 64631280

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 130303, 260606, 521212, 1042424, 2084848, 4039393, 8078786, 16157572, 32315144, 64630288]

約数ペア:

[(1, 64630288), (2, 32315144), (4, 16157572), (8, 8078786), (16, 4039393), (31, 2084848), (62, 1042424), (124, 521212), (248, 260606), (496, 130303)]