12990305375

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{14827}}^1$

素因数の和:15048

約数の個数: 32

約数和(自身を含む): 16691820288

約数和(自身を除く): 3701514913

約数列:

[1, 5, 25, 43, 125, 163, 215, 815, 1075, 4075, 5375, 7009, 14827, 20375, 35045, 74135, 175225, 370675, 637561, 876125, 1853375, 2416801, 3187805, 12084005, 15939025, 60420025, 79695125, 103922443, 302100125, 519612215, 2598061075, 12990305375]

約数ペア:

[(1, 12990305375), (5, 2598061075), (25, 519612215), (43, 302100125), (125, 103922443), (163, 79695125), (215, 60420025), (815, 15939025), (1075, 12084005), (4075, 3187805), (5375, 2416801), (7009, 1853375), (14827, 876125), (20375, 637561), (35045, 370675), (74135, 175225)]