90205775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{991}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 122515968

約数和(自身を除く): 32310193

約数列:

[1, 5, 11, 25, 55, 275, 331, 991, 1655, 3641, 4955, 8275, 10901, 18205, 24775, 54505, 91025, 272525, 328021, 1640105, 3608231, 8200525, 18041155, 90205775]

約数ペア:

[(1, 90205775), (5, 18041155), (11, 8200525), (25, 3608231), (55, 1640105), (275, 328021), (331, 272525), (991, 91025), (1655, 54505), (3641, 24775), (4955, 18205), (8275, 10901)]