25945790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199583}}^1$

素因数の和:199603

約数の個数: 16

約数和(自身を含む): 50295168

約数和(自身を除く): 24349378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199583, 399166, 997915, 1995830, 2594579, 5189158, 12972895, 25945790]

約数ペア:

[(1, 25945790), (2, 12972895), (5, 5189158), (10, 2594579), (13, 1995830), (26, 997915), (65, 399166), (130, 199583)]