25759420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{317}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 57697920

約数和(自身を除く): 31938500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 239, 317, 340, 478, 634, 956, 1195, 1268, 1585, 2390, 3170, 4063, 4780, 5389, 6340, 8126, 10778, 16252, 20315, 21556, 26945, 40630, 53890, 75763, 81260, 107780, 151526, 303052, 378815, 757630, 1287971, 1515260, 2575942, 5151884, 6439855, 12879710, 25759420]

約数ペア:

[(1, 25759420), (2, 12879710), (4, 6439855), (5, 5151884), (10, 2575942), (17, 1515260), (20, 1287971), (34, 757630), (68, 378815), (85, 303052), (170, 151526), (239, 107780), (317, 81260), (340, 75763), (478, 53890), (634, 40630), (956, 26945), (1195, 21556), (1268, 20315), (1585, 16252), (2390, 10778), (3170, 8126), (4063, 6340), (4780, 5389)]