80862180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{192529}}^1$

素因数の和:192548

約数の個数: 48

約数和(自身を含む): 258760320

約数和(自身を除く): 177898140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 192529, 385058, 577587, 770116, 962645, 1155174, 1347703, 1925290, 2310348, 2695406, 2887935, 3850580, 4043109, 5390812, 5775870, 6738515, 8086218, 11551740, 13477030, 16172436, 20215545, 26954060, 40431090, 80862180]

約数ペア:

[(1, 80862180), (2, 40431090), (3, 26954060), (4, 20215545), (5, 16172436), (6, 13477030), (7, 11551740), (10, 8086218), (12, 6738515), (14, 5775870), (15, 5390812), (20, 4043109), (21, 3850580), (28, 2887935), (30, 2695406), (35, 2310348), (42, 1925290), (60, 1347703), (70, 1155174), (84, 962645), (105, 770116), (140, 577587), (210, 385058), (420, 192529)]