82813880

素因数分解:

$2^3\times 5^1\times {\mathrm{967}}^1\times {\mathrm{2141}}^1$

素因数の和:3119

約数の個数: 32

約数和(自身を含む): 186611040

約数和(自身を除く): 103797160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 967, 1934, 2141, 3868, 4282, 4835, 7736, 8564, 9670, 10705, 17128, 19340, 21410, 38680, 42820, 85640, 2070347, 4140694, 8281388, 10351735, 16562776, 20703470, 41406940, 82813880]

約数ペア:

[(1, 82813880), (2, 41406940), (4, 20703470), (5, 16562776), (8, 10351735), (10, 8281388), (20, 4140694), (40, 2070347), (967, 85640), (1934, 42820), (2141, 38680), (3868, 21410), (4282, 19340), (4835, 17128), (7736, 10705), (8564, 9670)]