80936779

素因数分解:

$7^2\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 111152736

約数和(自身を除く): 30215957

約数列:

[1, 7, 11, 17, 49, 73, 77, 119, 121, 187, 511, 539, 803, 833, 847, 1241, 1309, 1331, 2057, 3577, 5621, 5929, 8687, 8833, 9163, 9317, 13651, 14399, 22627, 39347, 60809, 61831, 65219, 95557, 97163, 100793, 150161, 158389, 432817, 668899, 680141, 1051127, 1108723, 1651771, 4760987, 7357889, 11562397, 80936779]

約数ペア:

[(1, 80936779), (7, 11562397), (11, 7357889), (17, 4760987), (49, 1651771), (73, 1108723), (77, 1051127), (119, 680141), (121, 668899), (187, 432817), (511, 158389), (539, 150161), (803, 100793), (833, 97163), (847, 95557), (1241, 65219), (1309, 61831), (1331, 60809), (2057, 39347), (3577, 22627), (5621, 14399), (5929, 13651), (8687, 9317), (8833, 9163)]