80786708

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{7759}}^1$

素因数の和:7919

約数の個数: 24

約数和(自身を含む): 149923200

約数和(自身を除く): 69136492

約数列:

[1, 2, 4, 19, 38, 76, 137, 274, 548, 2603, 5206, 7759, 10412, 15518, 31036, 147421, 294842, 589684, 1062983, 2125966, 4251932, 20196677, 40393354, 80786708]

約数ペア:

[(1, 80786708), (2, 40393354), (4, 20196677), (19, 4251932), (38, 2125966), (76, 1062983), (137, 589684), (274, 294842), (548, 147421), (2603, 31036), (5206, 15518), (7759, 10412)]