68251480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{857}}^1$

素因数の和:1060

約数の個数: 64

約数和(自身を含む): 168648480

約数和(自身を除く): 100397000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 181, 220, 362, 440, 724, 857, 905, 1448, 1714, 1810, 1991, 3428, 3620, 3982, 4285, 6856, 7240, 7964, 8570, 9427, 9955, 15928, 17140, 18854, 19910, 34280, 37708, 39820, 47135, 75416, 79640, 94270, 155117, 188540, 310234, 377080, 620468, 775585, 1240936, 1551170, 1706287, 3102340, 3412574, 6204680, 6825148, 8531435, 13650296, 17062870, 34125740, 68251480]

約数ペア:

[(1, 68251480), (2, 34125740), (4, 17062870), (5, 13650296), (8, 8531435), (10, 6825148), (11, 6204680), (20, 3412574), (22, 3102340), (40, 1706287), (44, 1551170), (55, 1240936), (88, 775585), (110, 620468), (181, 377080), (220, 310234), (362, 188540), (440, 155117), (724, 94270), (857, 79640), (905, 75416), (1448, 47135), (1714, 39820), (1810, 37708), (1991, 34280), (3428, 19910), (3620, 18854), (3982, 17140), (4285, 15928), (6856, 9955), (7240, 9427), (7964, 8570)]