51433475

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 36

約数和(自身を含む): 69448680

約数和(自身を除く): 18015205

約数列:

[1, 5, 19, 25, 41, 95, 139, 205, 361, 475, 695, 779, 1025, 1805, 2641, 3475, 3895, 5699, 9025, 13205, 14801, 19475, 28495, 50179, 66025, 74005, 108281, 142475, 250895, 370025, 541405, 1254475, 2057339, 2707025, 10286695, 51433475]

約数ペア:

[(1, 51433475), (5, 10286695), (19, 2707025), (25, 2057339), (41, 1254475), (95, 541405), (139, 370025), (205, 250895), (361, 142475), (475, 108281), (695, 74005), (779, 66025), (1025, 50179), (1805, 28495), (2641, 19475), (3475, 14801), (3895, 13205), (5699, 9025)]