99997550

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{19417}}^1$

素因数の和:19532

約数の個数: 24

約数和(自身を含む): 187810896

約数和(自身を除く): 87813346

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 1030, 2575, 5150, 19417, 38834, 97085, 194170, 485425, 970850, 1999951, 3999902, 9999755, 19999510, 49998775, 99997550]

約数ペア:

[(1, 99997550), (2, 49998775), (5, 19999510), (10, 9999755), (25, 3999902), (50, 1999951), (103, 970850), (206, 485425), (515, 194170), (1030, 97085), (2575, 38834), (5150, 19417)]