64778576

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{139609}}^1$

素因数の和:139646

約数の個数: 20

約数和(自身を含む): 129837300

約数和(自身を除く): 65058724

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 139609, 279218, 558436, 1116872, 2233744, 4048661, 8097322, 16194644, 32389288, 64778576]

約数ペア:

[(1, 64778576), (2, 32389288), (4, 16194644), (8, 8097322), (16, 4048661), (29, 2233744), (58, 1116872), (116, 558436), (232, 279218), (464, 139609)]