98535880

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{17981}}^1$

素因数の和:18129

約数の個数: 32

約数和(自身を含む): 223336440

約数和(自身を除く): 124800560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 17981, 35962, 71924, 89905, 143848, 179810, 359620, 719240, 2463397, 4926794, 9853588, 12316985, 19707176, 24633970, 49267940, 98535880]

約数ペア:

[(1, 98535880), (2, 49267940), (4, 24633970), (5, 19707176), (8, 12316985), (10, 9853588), (20, 4926794), (40, 2463397), (137, 719240), (274, 359620), (548, 179810), (685, 143848), (1096, 89905), (1370, 71924), (2740, 35962), (5480, 17981)]