239753450

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{90473}}^1$

素因数の和:90538

約数の個数: 24

約数和(自身を含む): 454360428

約数和(自身を除く): 214606978

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 90473, 180946, 452365, 904730, 2261825, 4523650, 4795069, 9590138, 23975345, 47950690, 119876725, 239753450]

約数ペア:

[(1, 239753450), (2, 119876725), (5, 47950690), (10, 23975345), (25, 9590138), (50, 4795069), (53, 4523650), (106, 2261825), (265, 904730), (530, 452365), (1325, 180946), (2650, 90473)]