20335512525

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{105379}}^1$

素因数の和:105506

約数の個数: 48

約数和(自身を含む): 35124418560

約数和(自身を除く): 14788906035

約数列:

[1, 3, 5, 15, 25, 31, 75, 83, 93, 155, 249, 415, 465, 775, 1245, 2075, 2325, 2573, 6225, 7719, 12865, 38595, 64325, 105379, 192975, 316137, 526895, 1580685, 2634475, 3266749, 7903425, 8746457, 9800247, 16333745, 26239371, 43732285, 49001235, 81668725, 131196855, 218661425, 245006175, 271140167, 655984275, 813420501, 1355700835, 4067102505, 6778504175, 20335512525]

約数ペア:

[(1, 20335512525), (3, 6778504175), (5, 4067102505), (15, 1355700835), (25, 813420501), (31, 655984275), (75, 271140167), (83, 245006175), (93, 218661425), (155, 131196855), (249, 81668725), (415, 49001235), (465, 43732285), (775, 26239371), (1245, 16333745), (2075, 9800247), (2325, 8746457), (2573, 7903425), (6225, 3266749), (7719, 2634475), (12865, 1580685), (38595, 526895), (64325, 316137), (105379, 192975)]