166048640

素因数分解:

$2^7\times 5^1\times {\mathrm{259451}}^1$

素因数の和:259470

約数の個数: 32

約数和(自身を含む): 396961560

約数和(自身を除く): 230912920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 259451, 518902, 1037804, 1297255, 2075608, 2594510, 4151216, 5189020, 8302432, 10378040, 16604864, 20756080, 33209728, 41512160, 83024320, 166048640]

約数ペア:

[(1, 166048640), (2, 83024320), (4, 41512160), (5, 33209728), (8, 20756080), (10, 16604864), (16, 10378040), (20, 8302432), (32, 5189020), (40, 4151216), (64, 2594510), (80, 2075608), (128, 1297255), (160, 1037804), (320, 518902), (640, 259451)]