80031988

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{2113}}^1$

素因数の和:2691

約数の個数: 24

約数和(自身を含む): 148631112

約数和(自身を除く): 68599124

約数列:

[1, 2, 4, 17, 34, 68, 557, 1114, 2113, 2228, 4226, 8452, 9469, 18938, 35921, 37876, 71842, 143684, 1176941, 2353882, 4707764, 20007997, 40015994, 80031988]

約数ペア:

[(1, 80031988), (2, 40015994), (4, 20007997), (17, 4707764), (34, 2353882), (68, 1176941), (557, 143684), (1114, 71842), (2113, 37876), (2228, 35921), (4226, 18938), (8452, 9469)]