78581072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1151}}^1$

素因数の和:1427

約数の個数: 40

約数和(自身を含む): 161989632

約数和(自身を除く): 83408560

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 251, 272, 502, 1004, 1151, 2008, 2302, 4016, 4267, 4604, 8534, 9208, 17068, 18416, 19567, 34136, 39134, 68272, 78268, 156536, 288901, 313072, 577802, 1155604, 2311208, 4622416, 4911317, 9822634, 19645268, 39290536, 78581072]

約数ペア:

[(1, 78581072), (2, 39290536), (4, 19645268), (8, 9822634), (16, 4911317), (17, 4622416), (34, 2311208), (68, 1155604), (136, 577802), (251, 313072), (272, 288901), (502, 156536), (1004, 78268), (1151, 68272), (2008, 39134), (2302, 34136), (4016, 19567), (4267, 18416), (4604, 17068), (8534, 9208)]