79581040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12919}}^1$

素因数の和:12950

約数の個数: 80

約数和(自身を含む): 230699520

約数和(自身を除く): 151118480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 12919, 25838, 51676, 64595, 90433, 103352, 129190, 142109, 180866, 206704, 258380, 284218, 361732, 452165, 516760, 568436, 710545, 723464, 904330, 994763, 1033520, 1136872, 1421090, 1446928, 1808660, 1989526, 2273744, 2842180, 3617320, 3979052, 4973815, 5684360, 7234640, 7958104, 9947630, 11368720, 15916208, 19895260, 39790520, 79581040]

約数ペア:

[(1, 79581040), (2, 39790520), (4, 19895260), (5, 15916208), (7, 11368720), (8, 9947630), (10, 7958104), (11, 7234640), (14, 5684360), (16, 4973815), (20, 3979052), (22, 3617320), (28, 2842180), (35, 2273744), (40, 1989526), (44, 1808660), (55, 1446928), (56, 1421090), (70, 1136872), (77, 1033520), (80, 994763), (88, 904330), (110, 723464), (112, 710545), (140, 568436), (154, 516760), (176, 452165), (220, 361732), (280, 284218), (308, 258380), (385, 206704), (440, 180866), (560, 142109), (616, 129190), (770, 103352), (880, 90433), (1232, 64595), (1540, 51676), (3080, 25838), (6160, 12919)]