87770480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{156733}}^1$

素因数の和:156753

約数の個数: 40

約数和(自身を含む): 233220192

約数和(自身を除く): 145449712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 156733, 313466, 626932, 783665, 1097131, 1253864, 1567330, 2194262, 2507728, 3134660, 4388524, 5485655, 6269320, 8777048, 10971310, 12538640, 17554096, 21942620, 43885240, 87770480]

約数ペア:

[(1, 87770480), (2, 43885240), (4, 21942620), (5, 17554096), (7, 12538640), (8, 10971310), (10, 8777048), (14, 6269320), (16, 5485655), (20, 4388524), (28, 3134660), (35, 2507728), (40, 2194262), (56, 1567330), (70, 1253864), (80, 1097131), (112, 783665), (140, 626932), (280, 313466), (560, 156733)]