81327056

素因数分解:

$2^4\times {\mathrm{1607}}^1\times {\mathrm{3163}}^1$

素因数の和:4778

約数の個数: 20

約数和(自身を含む): 157719072

約数和(自身を除く): 76392016

約数列:

[1, 2, 4, 8, 16, 1607, 3163, 3214, 6326, 6428, 12652, 12856, 25304, 25712, 50608, 5082941, 10165882, 20331764, 40663528, 81327056]

約数ペア:

[(1, 81327056), (2, 40663528), (4, 20331764), (8, 10165882), (16, 5082941), (1607, 50608), (3163, 25712), (3214, 25304), (6326, 12856), (6428, 12652)]