67915760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1087}}^1$

素因数の和:1182

約数の個数: 80

約数和(自身を含む): 174845952

約数和(自身を除く): 106930192

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 71, 80, 88, 110, 142, 176, 220, 284, 355, 440, 568, 710, 781, 880, 1087, 1136, 1420, 1562, 2174, 2840, 3124, 3905, 4348, 5435, 5680, 6248, 7810, 8696, 10870, 11957, 12496, 15620, 17392, 21740, 23914, 31240, 43480, 47828, 59785, 62480, 77177, 86960, 95656, 119570, 154354, 191312, 239140, 308708, 385885, 478280, 617416, 771770, 848947, 956560, 1234832, 1543540, 1697894, 3087080, 3395788, 4244735, 6174160, 6791576, 8489470, 13583152, 16978940, 33957880, 67915760]

約数ペア:

[(1, 67915760), (2, 33957880), (4, 16978940), (5, 13583152), (8, 8489470), (10, 6791576), (11, 6174160), (16, 4244735), (20, 3395788), (22, 3087080), (40, 1697894), (44, 1543540), (55, 1234832), (71, 956560), (80, 848947), (88, 771770), (110, 617416), (142, 478280), (176, 385885), (220, 308708), (284, 239140), (355, 191312), (440, 154354), (568, 119570), (710, 95656), (781, 86960), (880, 77177), (1087, 62480), (1136, 59785), (1420, 47828), (1562, 43480), (2174, 31240), (2840, 23914), (3124, 21740), (3905, 17392), (4348, 15620), (5435, 12496), (5680, 11957), (6248, 10870), (7810, 8696)]