80211728

素因数分解:

$2^4\times {\mathrm{911}}^1\times {\mathrm{5503}}^1$

素因数の和:6422

約数の個数: 20

約数和(自身を含む): 155609088

約数和(自身を除く): 75397360

約数列:

[1, 2, 4, 8, 16, 911, 1822, 3644, 5503, 7288, 11006, 14576, 22012, 44024, 88048, 5013233, 10026466, 20052932, 40105864, 80211728]

約数ペア:

[(1, 80211728), (2, 40105864), (4, 20052932), (8, 10026466), (16, 5013233), (911, 88048), (1822, 44024), (3644, 22012), (5503, 14576), (7288, 11006)]