85665440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{76487}}^1$

素因数の和:76509

約数の個数: 48

約数和(自身を含む): 231299712

約数和(自身を除く): 145634272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 76487, 152974, 305948, 382435, 535409, 611896, 764870, 1070818, 1223792, 1529740, 2141636, 2447584, 2677045, 3059480, 4283272, 5354090, 6118960, 8566544, 10708180, 12237920, 17133088, 21416360, 42832720, 85665440]

約数ペア:

[(1, 85665440), (2, 42832720), (4, 21416360), (5, 17133088), (7, 12237920), (8, 10708180), (10, 8566544), (14, 6118960), (16, 5354090), (20, 4283272), (28, 3059480), (32, 2677045), (35, 2447584), (40, 2141636), (56, 1529740), (70, 1223792), (80, 1070818), (112, 764870), (140, 611896), (160, 535409), (224, 382435), (280, 305948), (560, 152974), (1120, 76487)]