66084580

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{5107}}^1$

素因数の和:5763

約数の個数: 24

約数和(自身を含む): 139019328

約数和(自身を除く): 72934748

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 3235, 5107, 6470, 10214, 12940, 20428, 25535, 51070, 102140, 3304229, 6608458, 13216916, 16521145, 33042290, 66084580]

約数ペア:

[(1, 66084580), (2, 33042290), (4, 16521145), (5, 13216916), (10, 6608458), (20, 3304229), (647, 102140), (1294, 51070), (2588, 25535), (3235, 20428), (5107, 12940), (6470, 10214)]