65512696840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23067851}}^1$

素因数の和:23067933

約数の個数: 32

約数和(自身を含む): 149479680960

約数和(自身を除く): 83966984120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 23067851, 46135702, 92271404, 115339255, 184542808, 230678510, 461357020, 922714040, 1637817421, 3275634842, 6551269684, 8189087105, 13102539368, 16378174210, 32756348420, 65512696840]

約数ペア:

[(1, 65512696840), (2, 32756348420), (4, 16378174210), (5, 13102539368), (8, 8189087105), (10, 6551269684), (20, 3275634842), (40, 1637817421), (71, 922714040), (142, 461357020), (284, 230678510), (355, 184542808), (568, 115339255), (710, 92271404), (1420, 46135702), (2840, 23067851)]