85241620

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{13883}}^1$

素因数の和:14199

約数の個数: 24

約数和(自身を含む): 179603424

約数和(自身を除く): 94361804

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 13883, 27766, 55532, 69415, 138830, 277660, 4262081, 8524162, 17048324, 21310405, 42620810, 85241620]

約数ペア:

[(1, 85241620), (2, 42620810), (4, 21310405), (5, 17048324), (10, 8524162), (20, 4262081), (307, 277660), (614, 138830), (1228, 69415), (1535, 55532), (3070, 27766), (6140, 13883)]