154411280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{44887}}^1$

素因数の和:44943

約数の個数: 40

約数和(自身を含む): 367363392

約数和(自身を除く): 212952112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 44887, 89774, 179548, 224435, 359096, 448870, 718192, 897740, 1795480, 1930141, 3590960, 3860282, 7720564, 9650705, 15441128, 19301410, 30882256, 38602820, 77205640, 154411280]

約数ペア:

[(1, 154411280), (2, 77205640), (4, 38602820), (5, 30882256), (8, 19301410), (10, 15441128), (16, 9650705), (20, 7720564), (40, 3860282), (43, 3590960), (80, 1930141), (86, 1795480), (172, 897740), (215, 718192), (344, 448870), (430, 359096), (688, 224435), (860, 179548), (1720, 89774), (3440, 44887)]