90759280

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{8933}}^1$

素因数の和:9073

約数の個数: 40

約数和(自身を含む): 212700672

約数和(自身を除く): 121941392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 8933, 10160, 17866, 35732, 44665, 71464, 89330, 142928, 178660, 357320, 714640, 1134491, 2268982, 4537964, 5672455, 9075928, 11344910, 18151856, 22689820, 45379640, 90759280]

約数ペア:

[(1, 90759280), (2, 45379640), (4, 22689820), (5, 18151856), (8, 11344910), (10, 9075928), (16, 5672455), (20, 4537964), (40, 2268982), (80, 1134491), (127, 714640), (254, 357320), (508, 178660), (635, 142928), (1016, 89330), (1270, 71464), (2032, 44665), (2540, 35732), (5080, 17866), (8933, 10160)]