51993520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 127179360

約数和(自身を除く): 75185840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 73, 80, 116, 145, 146, 232, 290, 292, 307, 365, 464, 580, 584, 614, 730, 1160, 1168, 1228, 1460, 1535, 2117, 2320, 2456, 2920, 3070, 4234, 4912, 5840, 6140, 8468, 8903, 10585, 12280, 16936, 17806, 21170, 22411, 24560, 33872, 35612, 42340, 44515, 44822, 71224, 84680, 89030, 89644, 112055, 142448, 169360, 178060, 179288, 224110, 356120, 358576, 448220, 649919, 712240, 896440, 1299838, 1792880, 2599676, 3249595, 5199352, 6499190, 10398704, 12998380, 25996760, 51993520]

約数ペア:

[(1, 51993520), (2, 25996760), (4, 12998380), (5, 10398704), (8, 6499190), (10, 5199352), (16, 3249595), (20, 2599676), (29, 1792880), (40, 1299838), (58, 896440), (73, 712240), (80, 649919), (116, 448220), (145, 358576), (146, 356120), (232, 224110), (290, 179288), (292, 178060), (307, 169360), (365, 142448), (464, 112055), (580, 89644), (584, 89030), (614, 84680), (730, 71224), (1160, 44822), (1168, 44515), (1228, 42340), (1460, 35612), (1535, 33872), (2117, 24560), (2320, 22411), (2456, 21170), (2920, 17806), (3070, 16936), (4234, 12280), (4912, 10585), (5840, 8903), (6140, 8468)]