90350960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{161341}}^1$

素因数の和:161361

約数の個数: 40

約数和(自身を含む): 240076896

約数和(自身を除く): 149725936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 161341, 322682, 645364, 806705, 1129387, 1290728, 1613410, 2258774, 2581456, 3226820, 4517548, 5646935, 6453640, 9035096, 11293870, 12907280, 18070192, 22587740, 45175480, 90350960]

約数ペア:

[(1, 90350960), (2, 45175480), (4, 22587740), (5, 18070192), (7, 12907280), (8, 11293870), (10, 9035096), (14, 6453640), (16, 5646935), (20, 4517548), (28, 3226820), (35, 2581456), (40, 2258774), (56, 1613410), (70, 1290728), (80, 1129387), (112, 806705), (140, 645364), (280, 322682), (560, 161341)]