105668240

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2647}}^1$

素因数の和:3159

約数の個数: 40

約数和(自身を含む): 246264000

約数和(自身を除く): 140595760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1996, 2495, 2647, 3992, 4990, 5294, 7984, 9980, 10588, 13235, 19960, 21176, 26470, 39920, 42352, 52940, 105880, 211760, 1320853, 2641706, 5283412, 6604265, 10566824, 13208530, 21133648, 26417060, 52834120, 105668240]

約数ペア:

[(1, 105668240), (2, 52834120), (4, 26417060), (5, 21133648), (8, 13208530), (10, 10566824), (16, 6604265), (20, 5283412), (40, 2641706), (80, 1320853), (499, 211760), (998, 105880), (1996, 52940), (2495, 42352), (2647, 39920), (3992, 26470), (4990, 21176), (5294, 19960), (7984, 13235), (9980, 10588)]