201664652240

素因数分解:

$2^4\times 5^1\times {\mathrm{2520808153}}^1$

素因数の和:2520808166

約数の個数: 20

約数和(自身を含む): 468870316644

約数和(自身を除く): 267205664404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2520808153, 5041616306, 10083232612, 12604040765, 20166465224, 25208081530, 40332930448, 50416163060, 100832326120, 201664652240]

約数ペア:

[(1, 201664652240), (2, 100832326120), (4, 50416163060), (5, 40332930448), (8, 25208081530), (10, 20166465224), (16, 12604040765), (20, 10083232612), (40, 5041616306), (80, 2520808153)]