25725480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19489}}^1$

素因数の和:19514

約数の個数: 64

約数和(自身を含む): 84196800

約数和(自身を除く): 58471320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 19489, 38978, 58467, 77956, 97445, 116934, 155912, 194890, 214379, 233868, 292335, 389780, 428758, 467736, 584670, 643137, 779560, 857516, 1071895, 1169340, 1286274, 1715032, 2143790, 2338680, 2572548, 3215685, 4287580, 5145096, 6431370, 8575160, 12862740, 25725480]

約数ペア:

[(1, 25725480), (2, 12862740), (3, 8575160), (4, 6431370), (5, 5145096), (6, 4287580), (8, 3215685), (10, 2572548), (11, 2338680), (12, 2143790), (15, 1715032), (20, 1286274), (22, 1169340), (24, 1071895), (30, 857516), (33, 779560), (40, 643137), (44, 584670), (55, 467736), (60, 428758), (66, 389780), (88, 292335), (110, 233868), (120, 214379), (132, 194890), (165, 155912), (220, 116934), (264, 97445), (330, 77956), (440, 58467), (660, 38978), (1320, 19489)]