520066226875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1\times {\mathrm{1223}}^1$

素因数の和:1718

約数の個数: 80

約数和(自身を含む): 706633804800

約数和(自身を除く): 186567577925

約数列:

[1, 5, 13, 25, 65, 125, 199, 263, 325, 625, 995, 1223, 1315, 1625, 2587, 3419, 4975, 6115, 6575, 8125, 12935, 15899, 17095, 24875, 30575, 32875, 52337, 64675, 79495, 85475, 124375, 152875, 164375, 243377, 261685, 321649, 323375, 397475, 427375, 680381, 764375, 1216885, 1308425, 1608245, 1616875, 1987375, 2136875, 3163901, 3401905, 4181437, 6084425, 6542125, 8041225, 9936875, 15819505, 17009525, 20907185, 30422125, 32710625, 40206125, 64008151, 79097525, 85047625, 104535925, 152110625, 201030625, 320040755, 395487625, 425238125, 522679625, 832105963, 1600203775, 1977438125, 2613398125, 4160529815, 8001018875, 20802649075, 40005094375, 104013245375, 520066226875]

約数ペア:

[(1, 520066226875), (5, 104013245375), (13, 40005094375), (25, 20802649075), (65, 8001018875), (125, 4160529815), (199, 2613398125), (263, 1977438125), (325, 1600203775), (625, 832105963), (995, 522679625), (1223, 425238125), (1315, 395487625), (1625, 320040755), (2587, 201030625), (3419, 152110625), (4975, 104535925), (6115, 85047625), (6575, 79097525), (8125, 64008151), (12935, 40206125), (15899, 32710625), (17095, 30422125), (24875, 20907185), (30575, 17009525), (32875, 15819505), (52337, 9936875), (64675, 8041225), (79495, 6542125), (85475, 6084425), (124375, 4181437), (152875, 3401905), (164375, 3163901), (243377, 2136875), (261685, 1987375), (321649, 1616875), (323375, 1608245), (397475, 1308425), (427375, 1216885), (680381, 764375)]