81245496

素因数分解:

$2^3\times 3^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{587}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 208857600

約数和(自身を除く): 127612104

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 73, 79, 146, 158, 219, 237, 292, 316, 438, 474, 584, 587, 632, 876, 948, 1174, 1752, 1761, 1896, 2348, 3522, 4696, 5767, 7044, 11534, 14088, 17301, 23068, 34602, 42851, 46136, 46373, 69204, 85702, 92746, 128553, 138408, 139119, 171404, 185492, 257106, 278238, 342808, 370984, 514212, 556476, 1028424, 1112952, 3385229, 6770458, 10155687, 13540916, 20311374, 27081832, 40622748, 81245496]

約数ペア:

[(1, 81245496), (2, 40622748), (3, 27081832), (4, 20311374), (6, 13540916), (8, 10155687), (12, 6770458), (24, 3385229), (73, 1112952), (79, 1028424), (146, 556476), (158, 514212), (219, 370984), (237, 342808), (292, 278238), (316, 257106), (438, 185492), (474, 171404), (584, 139119), (587, 138408), (632, 128553), (876, 92746), (948, 85702), (1174, 69204), (1752, 46373), (1761, 46136), (1896, 42851), (2348, 34602), (3522, 23068), (4696, 17301), (5767, 14088), (7044, 11534)]