81085490

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{53699}}^1$

素因数の和:53857

約数の個数: 16

約数和(自身を含む): 146923200

約数和(自身を除く): 65837710

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 53699, 107398, 268495, 536990, 8108549, 16217098, 40542745, 81085490]

約数ペア:

[(1, 81085490), (2, 40542745), (5, 16217098), (10, 8108549), (151, 536990), (302, 268495), (755, 107398), (1510, 53699)]