80618335

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 125908992

約数和(自身を除く): 45290657

約数列:

[1, 5, 7, 17, 23, 35, 43, 85, 115, 119, 137, 161, 215, 301, 391, 595, 685, 731, 805, 959, 989, 1505, 1955, 2329, 2737, 3151, 3655, 4795, 4945, 5117, 5891, 6923, 11645, 13685, 15755, 16303, 16813, 22057, 25585, 29455, 34615, 41237, 53567, 81515, 84065, 100147, 110285, 117691, 135493, 206185, 267835, 374969, 500735, 588455, 677465, 701029, 948451, 1874845, 2303381, 3505145, 4742255, 11516905, 16123667, 80618335]

約数ペア:

[(1, 80618335), (5, 16123667), (7, 11516905), (17, 4742255), (23, 3505145), (35, 2303381), (43, 1874845), (85, 948451), (115, 701029), (119, 677465), (137, 588455), (161, 500735), (215, 374969), (301, 267835), (391, 206185), (595, 135493), (685, 117691), (731, 110285), (805, 100147), (959, 84065), (989, 81515), (1505, 53567), (1955, 41237), (2329, 34615), (2737, 29455), (3151, 25585), (3655, 22057), (4795, 16813), (4945, 16303), (5117, 15755), (5891, 13685), (6923, 11645)]