25480265

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:592

約数の個数: 16

約数和(自身を含む): 31207680

約数和(自身を除く): 5727415

約数列:

[1, 5, 79, 251, 257, 395, 1255, 1285, 19829, 20303, 64507, 99145, 101515, 322535, 5096053, 25480265]

約数ペア:

[(1, 25480265), (5, 5096053), (79, 322535), (251, 101515), (257, 99145), (395, 64507), (1255, 20303), (1285, 19829)]