52139320

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3187}}^1$

素因数の和:3607

約数の個数: 32

約数和(自身を含む): 117637200

約数和(自身を除く): 65497880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3187, 3272, 4090, 6374, 8180, 12748, 15935, 16360, 25496, 31870, 63740, 127480, 1303483, 2606966, 5213932, 6517415, 10427864, 13034830, 26069660, 52139320]

約数ペア:

[(1, 52139320), (2, 26069660), (4, 13034830), (5, 10427864), (8, 6517415), (10, 5213932), (20, 2606966), (40, 1303483), (409, 127480), (818, 63740), (1636, 31870), (2045, 25496), (3187, 16360), (3272, 15935), (4090, 12748), (6374, 8180)]