86069960

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{5261}}^1$

素因数の和:5681

約数の個数: 32

約数和(自身を含む): 194167800

約数和(自身を除く): 108097840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 4090, 5261, 8180, 10522, 16360, 21044, 26305, 42088, 52610, 105220, 210440, 2151749, 4303498, 8606996, 10758745, 17213992, 21517490, 43034980, 86069960]

約数ペア:

[(1, 86069960), (2, 43034980), (4, 21517490), (5, 17213992), (8, 10758745), (10, 8606996), (20, 4303498), (40, 2151749), (409, 210440), (818, 105220), (1636, 52610), (2045, 42088), (3272, 26305), (4090, 21044), (5261, 16360), (8180, 10522)]