86405475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 164199312

約数和(自身を除く): 77793837

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 169, 195, 221, 255, 325, 401, 425, 507, 663, 845, 975, 1105, 1203, 1275, 2005, 2535, 2873, 3315, 4225, 5213, 5525, 6015, 6817, 8619, 10025, 12675, 14365, 15639, 16575, 20451, 26065, 30075, 34085, 43095, 67769, 71825, 78195, 88621, 102255, 130325, 170425, 203307, 215475, 265863, 338845, 390975, 443105, 511275, 1016535, 1152073, 1329315, 1694225, 2215525, 3456219, 5082675, 5760365, 6646575, 17281095, 28801825, 86405475]

約数ペア:

[(1, 86405475), (3, 28801825), (5, 17281095), (13, 6646575), (15, 5760365), (17, 5082675), (25, 3456219), (39, 2215525), (51, 1694225), (65, 1329315), (75, 1152073), (85, 1016535), (169, 511275), (195, 443105), (221, 390975), (255, 338845), (325, 265863), (401, 215475), (425, 203307), (507, 170425), (663, 130325), (845, 102255), (975, 88621), (1105, 78195), (1203, 71825), (1275, 67769), (2005, 43095), (2535, 34085), (2873, 30075), (3315, 26065), (4225, 20451), (5213, 16575), (5525, 15639), (6015, 14365), (6817, 12675), (8619, 10025)]