71470520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1279}}^1$

素因数の和:1428

約数の個数: 64

約数和(自身を含む): 176947200

約数和(自身を除く): 105476680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 440, 508, 635, 1016, 1270, 1279, 1397, 2540, 2558, 2794, 5080, 5116, 5588, 6395, 6985, 10232, 11176, 12790, 13970, 14069, 25580, 27940, 28138, 51160, 55880, 56276, 70345, 112552, 140690, 162433, 281380, 324866, 562760, 649732, 812165, 1299464, 1624330, 1786763, 3248660, 3573526, 6497320, 7147052, 8933815, 14294104, 17867630, 35735260, 71470520]

約数ペア:

[(1, 71470520), (2, 35735260), (4, 17867630), (5, 14294104), (8, 8933815), (10, 7147052), (11, 6497320), (20, 3573526), (22, 3248660), (40, 1786763), (44, 1624330), (55, 1299464), (88, 812165), (110, 649732), (127, 562760), (220, 324866), (254, 281380), (440, 162433), (508, 140690), (635, 112552), (1016, 70345), (1270, 56276), (1279, 55880), (1397, 51160), (2540, 28138), (2558, 27940), (2794, 25580), (5080, 14069), (5116, 13970), (5588, 12790), (6395, 11176), (6985, 10232)]