89678960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{160141}}^1$

素因数の和:160161

約数の個数: 40

約数和(自身を含む): 238291296

約数和(自身を除く): 148612336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 160141, 320282, 640564, 800705, 1120987, 1281128, 1601410, 2241974, 2562256, 3202820, 4483948, 5604935, 6405640, 8967896, 11209870, 12811280, 17935792, 22419740, 44839480, 89678960]

約数ペア:

[(1, 89678960), (2, 44839480), (4, 22419740), (5, 17935792), (7, 12811280), (8, 11209870), (10, 8967896), (14, 6405640), (16, 5604935), (20, 4483948), (28, 3202820), (35, 2562256), (40, 2241974), (56, 1601410), (70, 1281128), (80, 1120987), (112, 800705), (140, 640564), (280, 320282), (560, 160141)]