91363640

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{4057}}^1$

素因数の和:4631

約数の個数: 32

約数和(自身を含む): 205984080

約数和(自身を除く): 114620440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2815, 4057, 4504, 5630, 8114, 11260, 16228, 20285, 22520, 32456, 40570, 81140, 162280, 2284091, 4568182, 9136364, 11420455, 18272728, 22840910, 45681820, 91363640]

約数ペア:

[(1, 91363640), (2, 45681820), (4, 22840910), (5, 18272728), (8, 11420455), (10, 9136364), (20, 4568182), (40, 2284091), (563, 162280), (1126, 81140), (2252, 40570), (2815, 32456), (4057, 22520), (4504, 20285), (5630, 16228), (8114, 11260)]