25137285

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 42648960

約数和(自身を除く): 17511675

約数列:

[1, 3, 5, 15, 19, 57, 95, 193, 285, 457, 579, 965, 1371, 2285, 2895, 3667, 6855, 8683, 11001, 18335, 26049, 43415, 55005, 88201, 130245, 264603, 441005, 1323015, 1675819, 5027457, 8379095, 25137285]

約数ペア:

[(1, 25137285), (3, 8379095), (5, 5027457), (15, 1675819), (19, 1323015), (57, 441005), (95, 264603), (193, 130245), (285, 88201), (457, 55005), (579, 43415), (965, 26049), (1371, 18335), (2285, 11001), (2895, 8683), (3667, 6855)]