89116640

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12953}}^1$

素因数の和:13011

約数の個数: 48

約数和(自身を含む): 215450928

約数和(自身を除く): 126334288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 12953, 25906, 51812, 64765, 103624, 129530, 207248, 259060, 414496, 518120, 556979, 1036240, 1113958, 2072480, 2227916, 2784895, 4455832, 5569790, 8911664, 11139580, 17823328, 22279160, 44558320, 89116640]

約数ペア:

[(1, 89116640), (2, 44558320), (4, 22279160), (5, 17823328), (8, 11139580), (10, 8911664), (16, 5569790), (20, 4455832), (32, 2784895), (40, 2227916), (43, 2072480), (80, 1113958), (86, 1036240), (160, 556979), (172, 518120), (215, 414496), (344, 259060), (430, 207248), (688, 129530), (860, 103624), (1376, 64765), (1720, 51812), (3440, 25906), (6880, 12953)]