256899095

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{18149}}^1$

素因数の和:18322

約数の個数: 16

約数和(自身を含む): 326700000

約数和(自身を除く): 69800905

約数列:

[1, 5, 19, 95, 149, 745, 2831, 14155, 18149, 90745, 344831, 1724155, 2704201, 13521005, 51379819, 256899095]

約数ペア:

[(1, 256899095), (5, 51379819), (19, 13521005), (95, 2704201), (149, 1724155), (745, 344831), (2831, 90745), (14155, 18149)]