72177760

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6733}}^1$

素因数の和:6815

約数の個数: 48

約数和(自身を含む): 173090736

約数和(自身を除く): 100912976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 6733, 10720, 13466, 26932, 33665, 53864, 67330, 107728, 134660, 215456, 269320, 451111, 538640, 902222, 1077280, 1804444, 2255555, 3608888, 4511110, 7217776, 9022220, 14435552, 18044440, 36088880, 72177760]

約数ペア:

[(1, 72177760), (2, 36088880), (4, 18044440), (5, 14435552), (8, 9022220), (10, 7217776), (16, 4511110), (20, 3608888), (32, 2255555), (40, 1804444), (67, 1077280), (80, 902222), (134, 538640), (160, 451111), (268, 269320), (335, 215456), (536, 134660), (670, 107728), (1072, 67330), (1340, 53864), (2144, 33665), (2680, 26932), (5360, 13466), (6733, 10720)]