25580220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{193}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 73560144

約数和(自身を除く): 47979924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 193, 235, 282, 386, 470, 564, 579, 705, 772, 940, 965, 1158, 1410, 1930, 2209, 2316, 2820, 2895, 3860, 4418, 5790, 6627, 8836, 9071, 11045, 11580, 13254, 18142, 22090, 26508, 27213, 33135, 36284, 44180, 45355, 54426, 66270, 90710, 108852, 132540, 136065, 181420, 272130, 426337, 544260, 852674, 1279011, 1705348, 2131685, 2558022, 4263370, 5116044, 6395055, 8526740, 12790110, 25580220]

約数ペア:

[(1, 25580220), (2, 12790110), (3, 8526740), (4, 6395055), (5, 5116044), (6, 4263370), (10, 2558022), (12, 2131685), (15, 1705348), (20, 1279011), (30, 852674), (47, 544260), (60, 426337), (94, 272130), (141, 181420), (188, 136065), (193, 132540), (235, 108852), (282, 90710), (386, 66270), (470, 54426), (564, 45355), (579, 44180), (705, 36284), (772, 33135), (940, 27213), (965, 26508), (1158, 22090), (1410, 18142), (1930, 13254), (2209, 11580), (2316, 11045), (2820, 9071), (2895, 8836), (3860, 6627), (4418, 5790)]