25372136

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 49420800

約数和(自身を除く): 24048664

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 263, 389, 526, 778, 1052, 1556, 2104, 3112, 8153, 12059, 16306, 24118, 32612, 48236, 65224, 96472, 102307, 204614, 409228, 818456, 3171517, 6343034, 12686068, 25372136]

約数ペア:

[(1, 25372136), (2, 12686068), (4, 6343034), (8, 3171517), (31, 818456), (62, 409228), (124, 204614), (248, 102307), (263, 96472), (389, 65224), (526, 48236), (778, 32612), (1052, 24118), (1556, 16306), (2104, 12059), (3112, 8153)]