25198915

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{1361}}^1$

素因数の和:1419

約数の個数: 24

約数和(自身を含む): 36152928

約数和(自身を除く): 10954013

約数列:

[1, 5, 7, 23, 35, 115, 161, 529, 805, 1361, 2645, 3703, 6805, 9527, 18515, 31303, 47635, 156515, 219121, 719969, 1095605, 3599845, 5039783, 25198915]

約数ペア:

[(1, 25198915), (5, 5039783), (7, 3599845), (23, 1095605), (35, 719969), (115, 219121), (161, 156515), (529, 47635), (805, 31303), (1361, 18515), (2645, 9527), (3703, 6805)]