79186280

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{3467}}^1$

素因数の和:4049

約数の個数: 32

約数和(自身を含む): 178532640

約数和(自身を除く): 99346360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 3467, 4568, 5710, 6934, 11420, 13868, 17335, 22840, 27736, 34670, 69340, 138680, 1979657, 3959314, 7918628, 9898285, 15837256, 19796570, 39593140, 79186280]

約数ペア:

[(1, 79186280), (2, 39593140), (4, 19796570), (5, 15837256), (8, 9898285), (10, 7918628), (20, 3959314), (40, 1979657), (571, 138680), (1142, 69340), (2284, 34670), (2855, 27736), (3467, 22840), (4568, 17335), (5710, 13868), (6934, 11420)]