25513865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 35306880

約数和(自身を除く): 9793015

約数列:

[1, 5, 13, 19, 65, 73, 95, 247, 283, 365, 949, 1235, 1387, 1415, 3679, 4745, 5377, 6935, 18031, 18395, 20659, 26885, 69901, 90155, 103295, 268567, 349505, 392521, 1342835, 1962605, 5102773, 25513865]

約数ペア:

[(1, 25513865), (5, 5102773), (13, 1962605), (19, 1342835), (65, 392521), (73, 349505), (95, 268567), (247, 103295), (283, 90155), (365, 69901), (949, 26885), (1235, 20659), (1387, 18395), (1415, 18031), (3679, 6935), (4745, 5377)]