25070680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15287}}^1$

素因数の和:15339

約数の個数: 32

約数和(自身を含む): 57788640

約数和(自身を除く): 32717960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 15287, 30574, 61148, 76435, 122296, 152870, 305740, 611480, 626767, 1253534, 2507068, 3133835, 5014136, 6267670, 12535340, 25070680]

約数ペア:

[(1, 25070680), (2, 12535340), (4, 6267670), (5, 5014136), (8, 3133835), (10, 2507068), (20, 1253534), (40, 626767), (41, 611480), (82, 305740), (164, 152870), (205, 122296), (328, 76435), (410, 61148), (820, 30574), (1640, 15287)]