90245110

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{101399}}^1$

素因数の和:101495

約数の個数: 16

約数和(自身を含む): 164268000

約数和(自身を除く): 74022890

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 101399, 202798, 506995, 1013990, 9024511, 18049022, 45122555, 90245110]

約数ペア:

[(1, 90245110), (2, 45122555), (5, 18049022), (10, 9024511), (89, 1013990), (178, 506995), (445, 202798), (890, 101399)]