25801902

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:455

約数の個数: 80

約数和(自身を含む): 67337952

約数和(自身を除く): 41536050

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 61, 63, 81, 122, 126, 162, 183, 189, 366, 373, 378, 427, 549, 567, 746, 854, 1098, 1119, 1134, 1281, 1647, 2238, 2562, 2611, 3294, 3357, 3843, 4941, 5222, 6714, 7686, 7833, 9882, 10071, 11529, 15666, 20142, 22753, 23058, 23499, 30213, 34587, 45506, 46998, 60426, 68259, 69174, 70497, 136518, 140994, 159271, 204777, 211491, 318542, 409554, 422982, 477813, 614331, 955626, 1228662, 1433439, 1842993, 2866878, 3685986, 4300317, 8600634, 12900951, 25801902]

約数ペア:

[(1, 25801902), (2, 12900951), (3, 8600634), (6, 4300317), (7, 3685986), (9, 2866878), (14, 1842993), (18, 1433439), (21, 1228662), (27, 955626), (42, 614331), (54, 477813), (61, 422982), (63, 409554), (81, 318542), (122, 211491), (126, 204777), (162, 159271), (183, 140994), (189, 136518), (366, 70497), (373, 69174), (378, 68259), (427, 60426), (549, 46998), (567, 45506), (746, 34587), (854, 30213), (1098, 23499), (1119, 23058), (1134, 22753), (1281, 20142), (1647, 15666), (2238, 11529), (2562, 10071), (2611, 9882), (3294, 7833), (3357, 7686), (3843, 6714), (4941, 5222)]