80453430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20789}}^1$

素因数の和:20845

約数の個数: 48

約数和(自身を含む): 214053840

約数和(自身を除く): 133600410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 20789, 41578, 62367, 103945, 124734, 187101, 207890, 311835, 374202, 623670, 893927, 935505, 1787854, 1871010, 2681781, 4469635, 5363562, 8045343, 8939270, 13408905, 16090686, 26817810, 40226715, 80453430]

約数ペア:

[(1, 80453430), (2, 40226715), (3, 26817810), (5, 16090686), (6, 13408905), (9, 8939270), (10, 8045343), (15, 5363562), (18, 4469635), (30, 2681781), (43, 1871010), (45, 1787854), (86, 935505), (90, 893927), (129, 623670), (215, 374202), (258, 311835), (387, 207890), (430, 187101), (645, 124734), (774, 103945), (1290, 62367), (1935, 41578), (3870, 20789)]