68756080

素因数分解:

$2^4\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1543}}^1$

素因数の和:2113

約数の個数: 40

約数和(自身を含む): 160248672

約数和(自身を除く): 91492592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 557, 1114, 1543, 2228, 2785, 3086, 4456, 5570, 6172, 7715, 8912, 11140, 12344, 15430, 22280, 24688, 30860, 44560, 61720, 123440, 859451, 1718902, 3437804, 4297255, 6875608, 8594510, 13751216, 17189020, 34378040, 68756080]

約数ペア:

[(1, 68756080), (2, 34378040), (4, 17189020), (5, 13751216), (8, 8594510), (10, 6875608), (16, 4297255), (20, 3437804), (40, 1718902), (80, 859451), (557, 123440), (1114, 61720), (1543, 44560), (2228, 30860), (2785, 24688), (3086, 22280), (4456, 15430), (5570, 12344), (6172, 11140), (7715, 8912)]