82988680

素因数分解:

$2^3\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{1483}}^1$

素因数の和:2893

約数の個数: 32

約数和(自身を含む): 186984000

約数和(自身を除く): 103995320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1399, 1483, 2798, 2966, 5596, 5932, 6995, 7415, 11192, 11864, 13990, 14830, 27980, 29660, 55960, 59320, 2074717, 4149434, 8298868, 10373585, 16597736, 20747170, 41494340, 82988680]

約数ペア:

[(1, 82988680), (2, 41494340), (4, 20747170), (5, 16597736), (8, 10373585), (10, 8298868), (20, 4149434), (40, 2074717), (1399, 59320), (1483, 55960), (2798, 29660), (2966, 27980), (5596, 14830), (5932, 13990), (6995, 11864), (7415, 11192)]