80715564

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 209401920

約数和(自身を除く): 128686356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 101, 158, 202, 237, 281, 303, 316, 404, 474, 562, 606, 711, 843, 909, 948, 1124, 1212, 1422, 1686, 1818, 2529, 2844, 3372, 3636, 5058, 7979, 10116, 15958, 22199, 23937, 28381, 31916, 44398, 47874, 56762, 66597, 71811, 85143, 88796, 95748, 113524, 133194, 143622, 170286, 199791, 255429, 266388, 287244, 340572, 399582, 510858, 799164, 1021716, 2242099, 4484198, 6726297, 8968396, 13452594, 20178891, 26905188, 40357782, 80715564]

約数ペア:

[(1, 80715564), (2, 40357782), (3, 26905188), (4, 20178891), (6, 13452594), (9, 8968396), (12, 6726297), (18, 4484198), (36, 2242099), (79, 1021716), (101, 799164), (158, 510858), (202, 399582), (237, 340572), (281, 287244), (303, 266388), (316, 255429), (404, 199791), (474, 170286), (562, 143622), (606, 133194), (711, 113524), (843, 95748), (909, 88796), (948, 85143), (1124, 71811), (1212, 66597), (1422, 56762), (1686, 47874), (1818, 44398), (2529, 31916), (2844, 28381), (3372, 23937), (3636, 22199), (5058, 15958), (7979, 10116)]