68284880

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8287}}^1$

素因数の和:8403

約数の個数: 40

約数和(自身を含む): 160323072

約数和(自身を除く): 92038192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 8287, 16574, 33148, 41435, 66296, 82870, 132592, 165740, 331480, 662960, 853561, 1707122, 3414244, 4267805, 6828488, 8535610, 13656976, 17071220, 34142440, 68284880]

約数ペア:

[(1, 68284880), (2, 34142440), (4, 17071220), (5, 13656976), (8, 8535610), (10, 6828488), (16, 4267805), (20, 3414244), (40, 1707122), (80, 853561), (103, 662960), (206, 331480), (412, 165740), (515, 132592), (824, 82870), (1030, 66296), (1648, 41435), (2060, 33148), (4120, 16574), (8240, 8287)]