80880156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{320953}}^1$

素因数の和:320970

約数の個数: 36

約数和(自身を含む): 233654512

約数和(自身を除く): 152774356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 320953, 641906, 962859, 1283812, 1925718, 2246671, 2888577, 3851436, 4493342, 5777154, 6740013, 8986684, 11554308, 13480026, 20220039, 26960052, 40440078, 80880156]

約数ペア:

[(1, 80880156), (2, 40440078), (3, 26960052), (4, 20220039), (6, 13480026), (7, 11554308), (9, 8986684), (12, 6740013), (14, 5777154), (18, 4493342), (21, 3851436), (28, 2888577), (36, 2246671), (42, 1925718), (63, 1283812), (84, 962859), (126, 641906), (252, 320953)]