28362775

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 42497280

約数和(自身を除く): 14134505

約数列:

[1, 5, 7, 25, 35, 41, 59, 67, 175, 205, 287, 295, 335, 413, 469, 1025, 1435, 1475, 1675, 2065, 2345, 2419, 2747, 3953, 7175, 10325, 11725, 12095, 13735, 16933, 19229, 19765, 27671, 60475, 68675, 84665, 96145, 98825, 138355, 162073, 423325, 480725, 691775, 810365, 1134511, 4051825, 5672555, 28362775]

約数ペア:

[(1, 28362775), (5, 5672555), (7, 4051825), (25, 1134511), (35, 810365), (41, 691775), (59, 480725), (67, 423325), (175, 162073), (205, 138355), (287, 98825), (295, 96145), (335, 84665), (413, 68675), (469, 60475), (1025, 27671), (1435, 19765), (1475, 19229), (1675, 16933), (2065, 13735), (2345, 12095), (2419, 11725), (2747, 10325), (3953, 7175)]