85086465

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 150543360

約数和(自身を除く): 65456895

約数列:

[1, 3, 5, 15, 19, 43, 53, 57, 95, 129, 131, 159, 215, 265, 285, 393, 645, 655, 795, 817, 1007, 1965, 2279, 2451, 2489, 3021, 4085, 5035, 5633, 6837, 6943, 7467, 11395, 12255, 12445, 15105, 16899, 20829, 28165, 34185, 34715, 37335, 43301, 84495, 104145, 107027, 129903, 131917, 216505, 298549, 321081, 395751, 535135, 649515, 659585, 895647, 1492745, 1605405, 1978755, 4478235, 5672431, 17017293, 28362155, 85086465]

約数ペア:

[(1, 85086465), (3, 28362155), (5, 17017293), (15, 5672431), (19, 4478235), (43, 1978755), (53, 1605405), (57, 1492745), (95, 895647), (129, 659585), (131, 649515), (159, 535135), (215, 395751), (265, 321081), (285, 298549), (393, 216505), (645, 131917), (655, 129903), (795, 107027), (817, 104145), (1007, 84495), (1965, 43301), (2279, 37335), (2451, 34715), (2489, 34185), (3021, 28165), (4085, 20829), (5035, 16899), (5633, 15105), (6837, 12445), (6943, 12255), (7467, 11395)]