83623640

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{20297}}^1$

素因数の和:20411

約数の個数: 32

約数和(自身を含む): 189989280

約数和(自身を除く): 106365640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 20297, 40594, 81188, 101485, 162376, 202970, 405940, 811880, 2090591, 4181182, 8362364, 10452955, 16724728, 20905910, 41811820, 83623640]

約数ペア:

[(1, 83623640), (2, 41811820), (4, 20905910), (5, 16724728), (8, 10452955), (10, 8362364), (20, 4181182), (40, 2090591), (103, 811880), (206, 405940), (412, 202970), (515, 162376), (824, 101485), (1030, 81188), (2060, 40594), (4120, 20297)]