25310740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13907}}^1$

素因数の和:13936

約数の個数: 48

約数和(自身を含む): 65423232

約数和(自身を除く): 40112492

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 13907, 27814, 55628, 69535, 97349, 139070, 180791, 194698, 278140, 361582, 389396, 486745, 723164, 903955, 973490, 1265537, 1807910, 1946980, 2531074, 3615820, 5062148, 6327685, 12655370, 25310740]

約数ペア:

[(1, 25310740), (2, 12655370), (4, 6327685), (5, 5062148), (7, 3615820), (10, 2531074), (13, 1946980), (14, 1807910), (20, 1265537), (26, 973490), (28, 903955), (35, 723164), (52, 486745), (65, 389396), (70, 361582), (91, 278140), (130, 194698), (140, 180791), (182, 139070), (260, 97349), (364, 69535), (455, 55628), (910, 27814), (1820, 13907)]