25147990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3557}}^1$

素因数の和:3672

約数の個数: 32

約数和(自身を含む): 52259904

約数和(自身を除く): 27111914

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 101, 202, 505, 707, 1010, 1414, 3535, 3557, 7070, 7114, 17785, 24899, 35570, 49798, 124495, 248990, 359257, 718514, 1796285, 2514799, 3592570, 5029598, 12573995, 25147990]

約数ペア:

[(1, 25147990), (2, 12573995), (5, 5029598), (7, 3592570), (10, 2514799), (14, 1796285), (35, 718514), (70, 359257), (101, 248990), (202, 124495), (505, 49798), (707, 35570), (1010, 24899), (1414, 17785), (3535, 7114), (3557, 7070)]