90107575

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{769}}^1$

素因数の和:931

約数の個数: 24

約数和(自身を含む): 115530800

約数和(自身を除く): 25423225

約数列:

[1, 5, 25, 43, 109, 215, 545, 769, 1075, 2725, 3845, 4687, 19225, 23435, 33067, 83821, 117175, 165335, 419105, 826675, 2095525, 3604303, 18021515, 90107575]

約数ペア:

[(1, 90107575), (5, 18021515), (25, 3604303), (43, 2095525), (109, 826675), (215, 419105), (545, 165335), (769, 117175), (1075, 83821), (2725, 33067), (3845, 23435), (4687, 19225)]