90165455

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{3823}}^1$

素因数の和:3970

約数の個数: 16

約数和(自身を含む): 111507840

約数和(自身を除く): 21342385

約数列:

[1, 5, 53, 89, 265, 445, 3823, 4717, 19115, 23585, 202619, 340247, 1013095, 1701235, 18033091, 90165455]

約数ペア:

[(1, 90165455), (5, 18033091), (53, 1701235), (89, 1013095), (265, 340247), (445, 202619), (3823, 23585), (4717, 19115)]