90561490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{312281}}^1$

素因数の和:312317

約数の個数: 16

約数和(自身を含む): 168632280

約数和(自身を除く): 78070790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 312281, 624562, 1561405, 3122810, 9056149, 18112298, 45280745, 90561490]

約数ペア:

[(1, 90561490), (2, 45280745), (5, 18112298), (10, 9056149), (29, 3122810), (58, 1561405), (145, 624562), (290, 312281)]