79877600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:373

約数の個数: 144

約数和(自身を含む): 220767120

約数和(自身を除く): 140889520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 29, 32, 40, 44, 50, 55, 58, 80, 88, 100, 110, 116, 145, 160, 176, 200, 220, 232, 275, 290, 313, 319, 352, 400, 440, 464, 550, 580, 626, 638, 725, 800, 880, 928, 1100, 1160, 1252, 1276, 1450, 1565, 1595, 1760, 2200, 2320, 2504, 2552, 2900, 3130, 3190, 3443, 4400, 4640, 5008, 5104, 5800, 6260, 6380, 6886, 7825, 7975, 8800, 9077, 10016, 10208, 11600, 12520, 12760, 13772, 15650, 15950, 17215, 18154, 23200, 25040, 25520, 27544, 31300, 31900, 34430, 36308, 45385, 50080, 51040, 55088, 62600, 63800, 68860, 72616, 86075, 90770, 99847, 110176, 125200, 127600, 137720, 145232, 172150, 181540, 199694, 226925, 250400, 255200, 275440, 290464, 344300, 363080, 399388, 453850, 499235, 550880, 688600, 726160, 798776, 907700, 998470, 1377200, 1452320, 1597552, 1815400, 1996940, 2496175, 2754400, 3195104, 3630800, 3993880, 4992350, 7261600, 7987760, 9984700, 15975520, 19969400, 39938800, 79877600]

約数ペア:

[(1, 79877600), (2, 39938800), (4, 19969400), (5, 15975520), (8, 9984700), (10, 7987760), (11, 7261600), (16, 4992350), (20, 3993880), (22, 3630800), (25, 3195104), (29, 2754400), (32, 2496175), (40, 1996940), (44, 1815400), (50, 1597552), (55, 1452320), (58, 1377200), (80, 998470), (88, 907700), (100, 798776), (110, 726160), (116, 688600), (145, 550880), (160, 499235), (176, 453850), (200, 399388), (220, 363080), (232, 344300), (275, 290464), (290, 275440), (313, 255200), (319, 250400), (352, 226925), (400, 199694), (440, 181540), (464, 172150), (550, 145232), (580, 137720), (626, 127600), (638, 125200), (725, 110176), (800, 99847), (880, 90770), (928, 86075), (1100, 72616), (1160, 68860), (1252, 63800), (1276, 62600), (1450, 55088), (1565, 51040), (1595, 50080), (1760, 45385), (2200, 36308), (2320, 34430), (2504, 31900), (2552, 31300), (2900, 27544), (3130, 25520), (3190, 25040), (3443, 23200), (4400, 18154), (4640, 17215), (5008, 15950), (5104, 15650), (5800, 13772), (6260, 12760), (6380, 12520), (6886, 11600), (7825, 10208), (7975, 10016), (8800, 9077)]