25337140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74521}}^1$

素因数の和:74547

約数の個数: 24

約数和(自身を含む): 56338632

約数和(自身を除く): 31001492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 74521, 149042, 298084, 372605, 745210, 1266857, 1490420, 2533714, 5067428, 6334285, 12668570, 25337140]

約数ペア:

[(1, 25337140), (2, 12668570), (4, 6334285), (5, 5067428), (10, 2533714), (17, 1490420), (20, 1266857), (34, 745210), (68, 372605), (85, 298084), (170, 149042), (340, 74521)]