90206510

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{21529}}^1$

素因数の和:21955

約数の個数: 16

約数和(自身を含む): 162766800

約数和(自身を除く): 72560290

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 21529, 43058, 107645, 215290, 9020651, 18041302, 45103255, 90206510]

約数ペア:

[(1, 90206510), (2, 45103255), (5, 18041302), (10, 9020651), (419, 215290), (838, 107645), (2095, 43058), (4190, 21529)]