25672660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{337}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 58430736

約数和(自身を除く): 32758076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 293, 337, 586, 674, 1172, 1348, 1465, 1685, 2930, 3370, 3809, 4381, 5860, 6740, 7618, 8762, 15236, 17524, 19045, 21905, 38090, 43810, 76180, 87620, 98741, 197482, 394964, 493705, 987410, 1283633, 1974820, 2567266, 5134532, 6418165, 12836330, 25672660]

約数ペア:

[(1, 25672660), (2, 12836330), (4, 6418165), (5, 5134532), (10, 2567266), (13, 1974820), (20, 1283633), (26, 987410), (52, 493705), (65, 394964), (130, 197482), (260, 98741), (293, 87620), (337, 76180), (586, 43810), (674, 38090), (1172, 21905), (1348, 19045), (1465, 17524), (1685, 15236), (2930, 8762), (3370, 7618), (3809, 6740), (4381, 5860)]