51348815

素因数分解:

$5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 72960000

約数和(自身を除く): 21611185

約数列:

[1, 5, 7, 35, 49, 79, 245, 343, 379, 395, 553, 1715, 1895, 2653, 2765, 3871, 13265, 18571, 19355, 27097, 29941, 92855, 129997, 135485, 149705, 209587, 649985, 1047935, 1467109, 7335545, 10269763, 51348815]

約数ペア:

[(1, 51348815), (5, 10269763), (7, 7335545), (35, 1467109), (49, 1047935), (79, 649985), (245, 209587), (343, 149705), (379, 135485), (395, 129997), (553, 92855), (1715, 29941), (1895, 27097), (2653, 19355), (2765, 18571), (3871, 13265)]