79557760

素因数分解:

$2^7\times 5^1\times {\mathrm{124309}}^1$

素因数の和:124328

約数の個数: 32

約数和(自身を含む): 190194300

約数和(自身を除く): 110636540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 124309, 248618, 497236, 621545, 994472, 1243090, 1988944, 2486180, 3977888, 4972360, 7955776, 9944720, 15911552, 19889440, 39778880, 79557760]

約数ペア:

[(1, 79557760), (2, 39778880), (4, 19889440), (5, 15911552), (8, 9944720), (10, 7955776), (16, 4972360), (20, 3977888), (32, 2486180), (40, 1988944), (64, 1243090), (80, 994472), (128, 621545), (160, 497236), (320, 248618), (640, 124309)]