80799740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{2477}}^1$

素因数の和:2726

約数の個数: 48

約数和(自身を含む): 194830272

約数和(自身を除く): 114030532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 932, 1165, 1631, 2330, 2477, 3262, 4660, 4954, 6524, 8155, 9908, 12385, 16310, 17339, 24770, 32620, 34678, 49540, 69356, 86695, 173390, 346780, 577141, 1154282, 2308564, 2885705, 4039987, 5771410, 8079974, 11542820, 16159948, 20199935, 40399870, 80799740]

約数ペア:

[(1, 80799740), (2, 40399870), (4, 20199935), (5, 16159948), (7, 11542820), (10, 8079974), (14, 5771410), (20, 4039987), (28, 2885705), (35, 2308564), (70, 1154282), (140, 577141), (233, 346780), (466, 173390), (932, 86695), (1165, 69356), (1631, 49540), (2330, 34678), (2477, 32620), (3262, 24770), (4660, 17339), (4954, 16310), (6524, 12385), (8155, 9908)]