85638040

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{7307}}^1$

素因数の和:7611

約数の個数: 32

約数和(自身を含む): 193369680

約数和(自身を除く): 107731640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2930, 5860, 7307, 11720, 14614, 29228, 36535, 58456, 73070, 146140, 292280, 2140951, 4281902, 8563804, 10704755, 17127608, 21409510, 42819020, 85638040]

約数ペア:

[(1, 85638040), (2, 42819020), (4, 21409510), (5, 17127608), (8, 10704755), (10, 8563804), (20, 4281902), (40, 2140951), (293, 292280), (586, 146140), (1172, 73070), (1465, 58456), (2344, 36535), (2930, 29228), (5860, 14614), (7307, 11720)]