84611975

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{239}}^1$

素因数の和:297

約数の個数: 54

約数和(自身を含む): 130192560

約数和(自身を除く): 45580585

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 239, 245, 289, 425, 595, 833, 1195, 1225, 1445, 1673, 2023, 2975, 4063, 4165, 5975, 7225, 8365, 10115, 11711, 14161, 20315, 20825, 28441, 41825, 50575, 58555, 69071, 70805, 101575, 142205, 199087, 292775, 345355, 354025, 483497, 711025, 995435, 1726775, 2417485, 3384479, 4977175, 12087425, 16922395, 84611975]

約数ペア:

[(1, 84611975), (5, 16922395), (7, 12087425), (17, 4977175), (25, 3384479), (35, 2417485), (49, 1726775), (85, 995435), (119, 711025), (175, 483497), (239, 354025), (245, 345355), (289, 292775), (425, 199087), (595, 142205), (833, 101575), (1195, 70805), (1225, 69071), (1445, 58555), (1673, 50575), (2023, 41825), (2975, 28441), (4063, 20825), (4165, 20315), (5975, 14161), (7225, 11711), (8365, 10115)]