220938095

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{1997}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 316483200

約数和(自身を除く): 95545105

約数列:

[1, 5, 7, 29, 35, 109, 145, 203, 545, 763, 1015, 1997, 3161, 3815, 9985, 13979, 15805, 22127, 57913, 69895, 110635, 217673, 289565, 405391, 1088365, 1523711, 2026955, 6312517, 7618555, 31562585, 44187619, 220938095]

約数ペア:

[(1, 220938095), (5, 44187619), (7, 31562585), (29, 7618555), (35, 6312517), (109, 2026955), (145, 1523711), (203, 1088365), (545, 405391), (763, 289565), (1015, 217673), (1997, 110635), (3161, 69895), (3815, 57913), (9985, 22127), (13979, 15805)]