79329440

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4909}}^1$

素因数の和:5025

約数の個数: 48

約数和(自身を含む): 189309960

約数和(自身を除く): 109980520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 4909, 8080, 9818, 16160, 19636, 24545, 39272, 49090, 78544, 98180, 157088, 196360, 392720, 495809, 785440, 991618, 1983236, 2479045, 3966472, 4958090, 7932944, 9916180, 15865888, 19832360, 39664720, 79329440]

約数ペア:

[(1, 79329440), (2, 39664720), (4, 19832360), (5, 15865888), (8, 9916180), (10, 7932944), (16, 4958090), (20, 3966472), (32, 2479045), (40, 1983236), (80, 991618), (101, 785440), (160, 495809), (202, 392720), (404, 196360), (505, 157088), (808, 98180), (1010, 78544), (1616, 49090), (2020, 39272), (3232, 24545), (4040, 19636), (4909, 16160), (8080, 9818)]