80870490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{898561}}^1$

素因数の和:898574

約数の個数: 24

約数和(自身を含む): 210263508

約数和(自身を除く): 129393018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 898561, 1797122, 2695683, 4492805, 5391366, 8087049, 8985610, 13478415, 16174098, 26956830, 40435245, 80870490]

約数ペア:

[(1, 80870490), (2, 40435245), (3, 26956830), (5, 16174098), (6, 13478415), (9, 8985610), (10, 8087049), (15, 5391366), (18, 4492805), (30, 2695683), (45, 1797122), (90, 898561)]