26622160

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 64817280

約数和(自身を除く): 38195120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 71, 80, 86, 109, 142, 172, 215, 218, 284, 344, 355, 430, 436, 545, 568, 688, 710, 860, 872, 1090, 1136, 1420, 1720, 1744, 2180, 2840, 3053, 3440, 4360, 4687, 5680, 6106, 7739, 8720, 9374, 12212, 15265, 15478, 18748, 23435, 24424, 30530, 30956, 37496, 38695, 46870, 48848, 61060, 61912, 74992, 77390, 93740, 122120, 123824, 154780, 187480, 244240, 309560, 332777, 374960, 619120, 665554, 1331108, 1663885, 2662216, 3327770, 5324432, 6655540, 13311080, 26622160]

約数ペア:

[(1, 26622160), (2, 13311080), (4, 6655540), (5, 5324432), (8, 3327770), (10, 2662216), (16, 1663885), (20, 1331108), (40, 665554), (43, 619120), (71, 374960), (80, 332777), (86, 309560), (109, 244240), (142, 187480), (172, 154780), (215, 123824), (218, 122120), (284, 93740), (344, 77390), (355, 74992), (430, 61912), (436, 61060), (545, 48848), (568, 46870), (688, 38695), (710, 37496), (860, 30956), (872, 30530), (1090, 24424), (1136, 23435), (1420, 18748), (1720, 15478), (1744, 15265), (2180, 12212), (2840, 9374), (3053, 8720), (3440, 7739), (4360, 6106), (4687, 5680)]