51040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1$

素因数の和:55

約数の個数: 48

約数和(自身を含む): 136080

約数和(自身を除く): 85040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 352, 440, 464, 580, 638, 880, 928, 1160, 1276, 1595, 1760, 2320, 2552, 3190, 4640, 5104, 6380, 10208, 12760, 25520, 51040]

約数ペア:

[(1, 51040), (2, 25520), (4, 12760), (5, 10208), (8, 6380), (10, 5104), (11, 4640), (16, 3190), (20, 2552), (22, 2320), (29, 1760), (32, 1595), (40, 1276), (44, 1160), (55, 928), (58, 880), (80, 638), (88, 580), (110, 464), (116, 440), (145, 352), (160, 319), (176, 290), (220, 232)]