25748320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12379}}^1$

素因数の和:12407

約数の個数: 48

約数和(自身を含む): 65514960

約数和(自身を除く): 39766640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 12379, 24758, 49516, 61895, 99032, 123790, 160927, 198064, 247580, 321854, 396128, 495160, 643708, 804635, 990320, 1287416, 1609270, 1980640, 2574832, 3218540, 5149664, 6437080, 12874160, 25748320]

約数ペア:

[(1, 25748320), (2, 12874160), (4, 6437080), (5, 5149664), (8, 3218540), (10, 2574832), (13, 1980640), (16, 1609270), (20, 1287416), (26, 990320), (32, 804635), (40, 643708), (52, 495160), (65, 396128), (80, 321854), (104, 247580), (130, 198064), (160, 160927), (208, 123790), (260, 99032), (416, 61895), (520, 49516), (1040, 24758), (2080, 12379)]