80669225

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{601}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 125408640

約数和(自身を除く): 44739415

約数列:

[1, 5, 7, 13, 25, 35, 59, 65, 91, 175, 295, 325, 413, 455, 601, 767, 1475, 2065, 2275, 3005, 3835, 4207, 5369, 7813, 10325, 15025, 19175, 21035, 26845, 35459, 39065, 54691, 105175, 134225, 177295, 195325, 248213, 273455, 460967, 886475, 1241065, 1367275, 2304835, 3226769, 6205325, 11524175, 16133845, 80669225]

約数ペア:

[(1, 80669225), (5, 16133845), (7, 11524175), (13, 6205325), (25, 3226769), (35, 2304835), (59, 1367275), (65, 1241065), (91, 886475), (175, 460967), (295, 273455), (325, 248213), (413, 195325), (455, 177295), (601, 134225), (767, 105175), (1475, 54691), (2065, 39065), (2275, 35459), (3005, 26845), (3835, 21035), (4207, 19175), (5369, 15025), (7813, 10325)]