28902100

素因数分解:

$2^2\times 5^2\times {\mathrm{289021}}^1$

素因数の和:289035

約数の個数: 18

約数和(自身を含む): 62717774

約数和(自身を除く): 33815674

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 289021, 578042, 1156084, 1445105, 2890210, 5780420, 7225525, 14451050, 28902100]

約数ペア:

[(1, 28902100), (2, 14451050), (4, 7225525), (5, 5780420), (10, 2890210), (20, 1445105), (25, 1156084), (50, 578042), (100, 289021)]