25698725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{739}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 34685280

約数和(自身を除く): 8986555

約数列:

[1, 5, 13, 25, 65, 107, 325, 535, 739, 1391, 2675, 3695, 6955, 9607, 18475, 34775, 48035, 79073, 240175, 395365, 1027949, 1976825, 5139745, 25698725]

約数ペア:

[(1, 25698725), (5, 5139745), (13, 1976825), (25, 1027949), (65, 395365), (107, 240175), (325, 79073), (535, 48035), (739, 34775), (1391, 18475), (2675, 9607), (3695, 6955)]