85813040

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7717}}^1$

素因数の和:7869

約数の個数: 40

約数和(自身を含む): 200976720

約数和(自身を除く): 115163680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 7717, 11120, 15434, 30868, 38585, 61736, 77170, 123472, 154340, 308680, 617360, 1072663, 2145326, 4290652, 5363315, 8581304, 10726630, 17162608, 21453260, 42906520, 85813040]

約数ペア:

[(1, 85813040), (2, 42906520), (4, 21453260), (5, 17162608), (8, 10726630), (10, 8581304), (16, 5363315), (20, 4290652), (40, 2145326), (80, 1072663), (139, 617360), (278, 308680), (556, 154340), (695, 123472), (1112, 77170), (1390, 61736), (2224, 38585), (2780, 30868), (5560, 15434), (7717, 11120)]