90675790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 185068800

約数和(自身を除く): 94393010

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 67, 85, 95, 134, 170, 190, 323, 335, 419, 646, 670, 838, 1139, 1273, 1615, 2095, 2278, 2546, 3230, 4190, 5695, 6365, 7123, 7961, 11390, 12730, 14246, 15922, 21641, 28073, 35615, 39805, 43282, 56146, 71230, 79610, 108205, 135337, 140365, 216410, 270674, 280730, 477241, 533387, 676685, 954482, 1066774, 1353370, 2386205, 2666935, 4772410, 5333870, 9067579, 18135158, 45337895, 90675790]

約数ペア:

[(1, 90675790), (2, 45337895), (5, 18135158), (10, 9067579), (17, 5333870), (19, 4772410), (34, 2666935), (38, 2386205), (67, 1353370), (85, 1066774), (95, 954482), (134, 676685), (170, 533387), (190, 477241), (323, 280730), (335, 270674), (419, 216410), (646, 140365), (670, 135337), (838, 108205), (1139, 79610), (1273, 71230), (1615, 56146), (2095, 43282), (2278, 39805), (2546, 35615), (3230, 28073), (4190, 21641), (5695, 15922), (6365, 14246), (7123, 12730), (7961, 11390)]