64445864

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{11173}}^1$

素因数の和:11289

約数の個数: 32

約数和(自身を含む): 139451520

約数和(自身を除く): 75005656

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5768, 11173, 22346, 44692, 78211, 89384, 156422, 312844, 625688, 1150819, 2301638, 4603276, 8055733, 9206552, 16111466, 32222932, 64445864]

約数ペア:

[(1, 64445864), (2, 32222932), (4, 16111466), (7, 9206552), (8, 8055733), (14, 4603276), (28, 2301638), (56, 1150819), (103, 625688), (206, 312844), (412, 156422), (721, 89384), (824, 78211), (1442, 44692), (2884, 22346), (5768, 11173)]