79975985.000000000

素因数分解:

$2^6\times 5^1\times {\mathrm{379909}}^1$

素因数の和:379926

約数の個数: 28

約数和(自身を含む): 289491420

約数和(自身を除く): 167920540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 379909, 759818, 1519636, 1899545, 3039272, 3799090, 6078544, 7598180, 12157088, 15196360, 24314176, 30392720, 60785440, 121570880]

約数ペア:

[(1, 121570880), (2, 60785440), (4, 30392720), (5, 24314176), (8, 15196360), (10, 12157088), (16, 7598180), (20, 6078544), (32, 3799090), (40, 3039272), (64, 1899545), (80, 1519636), (160, 759818), (320, 379909)]