25144505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4339}}^1$

素因数の和:4424

約数の個数: 16

約数和(自身を含む): 32289600

約数和(自身を除く): 7145095

約数列:

[1, 5, 19, 61, 95, 305, 1159, 4339, 5795, 21695, 82441, 264679, 412205, 1323395, 5028901, 25144505]

約数ペア:

[(1, 25144505), (5, 5028901), (19, 1323395), (61, 412205), (95, 264679), (305, 82441), (1159, 21695), (4339, 5795)]