129004040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{7151}}^1$

素因数の和:7214

約数の個数: 64

約数和(自身を含む): 324414720

約数和(自身を除く): 195410680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 7151, 9020, 14302, 18040, 28604, 35755, 57208, 71510, 78661, 143020, 157322, 286040, 293191, 314644, 393305, 586382, 629288, 786610, 1172764, 1465955, 1573220, 2345528, 2931910, 3146440, 3225101, 5863820, 6450202, 11727640, 12900404, 16125505, 25800808, 32251010, 64502020, 129004040]

約数ペア:

[(1, 129004040), (2, 64502020), (4, 32251010), (5, 25800808), (8, 16125505), (10, 12900404), (11, 11727640), (20, 6450202), (22, 5863820), (40, 3225101), (41, 3146440), (44, 2931910), (55, 2345528), (82, 1573220), (88, 1465955), (110, 1172764), (164, 786610), (205, 629288), (220, 586382), (328, 393305), (410, 314644), (440, 293191), (451, 286040), (820, 157322), (902, 143020), (1640, 78661), (1804, 71510), (2255, 57208), (3608, 35755), (4510, 28604), (7151, 18040), (9020, 14302)]