20172181525

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{71387}}^1$

素因数の和:71613

約数の個数: 24

約数和(自身を含む): 25494082560

約数和(自身を除く): 5321901035

約数列:

[1, 5, 25, 89, 127, 445, 635, 2225, 3175, 11303, 56515, 71387, 282575, 356935, 1784675, 6353443, 9066149, 31767215, 45330745, 158836075, 226653725, 806887261, 4034436305, 20172181525]

約数ペア:

[(1, 20172181525), (5, 4034436305), (25, 806887261), (89, 226653725), (127, 158836075), (445, 45330745), (635, 31767215), (2225, 9066149), (3175, 6353443), (11303, 1784675), (56515, 356935), (71387, 282575)]