15679765425

素因数分解:

$3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{709}}^1\times {\mathrm{1979}}^1$

素因数の和:2850

約数の個数: 48

約数和(自身を含む): 26147880000

約数和(自身を除く): 10468114575

約数列:

[1, 3, 5, 15, 25, 75, 149, 447, 709, 745, 1979, 2127, 2235, 3545, 3725, 5937, 9895, 10635, 11175, 17725, 29685, 49475, 53175, 105641, 148425, 294871, 316923, 528205, 884613, 1403111, 1474355, 1584615, 2641025, 4209333, 4423065, 7015555, 7371775, 7923075, 21046665, 22115325, 35077775, 105233325, 209063539, 627190617, 1045317695, 3135953085, 5226588475, 15679765425]

約数ペア:

[(1, 15679765425), (3, 5226588475), (5, 3135953085), (15, 1045317695), (25, 627190617), (75, 209063539), (149, 105233325), (447, 35077775), (709, 22115325), (745, 21046665), (1979, 7923075), (2127, 7371775), (2235, 7015555), (3545, 4423065), (3725, 4209333), (5937, 2641025), (9895, 1584615), (10635, 1474355), (11175, 1403111), (17725, 884613), (29685, 528205), (49475, 316923), (53175, 294871), (105641, 148425)]