389830900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{73553}}^1$

素因数の和:73620

約数の個数: 36

約数和(自身を含む): 861905772

約数和(自身を除く): 472074872

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 73553, 147106, 294212, 367765, 735530, 1471060, 1838825, 3677650, 3898309, 7355300, 7796618, 15593236, 19491545, 38983090, 77966180, 97457725, 194915450, 389830900]

約数ペア:

[(1, 389830900), (2, 194915450), (4, 97457725), (5, 77966180), (10, 38983090), (20, 19491545), (25, 15593236), (50, 7796618), (53, 7355300), (100, 3898309), (106, 3677650), (212, 1838825), (265, 1471060), (530, 735530), (1060, 367765), (1325, 294212), (2650, 147106), (5300, 73553)]