25905140

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{8693}}^1$

素因数の和:8851

約数の個数: 24

約数和(自身を含む): 54772200

約数和(自身を除く): 28867060

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 8693, 17386, 34772, 43465, 86930, 173860, 1295257, 2590514, 5181028, 6476285, 12952570, 25905140]

約数ペア:

[(1, 25905140), (2, 12952570), (4, 6476285), (5, 5181028), (10, 2590514), (20, 1295257), (149, 173860), (298, 86930), (596, 43465), (745, 34772), (1490, 17386), (2980, 8693)]