255810275

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{353}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 376100928

約数和(自身を除く): 120290653

約数列:

[1, 5, 7, 25, 35, 41, 101, 175, 205, 287, 353, 505, 707, 1025, 1435, 1765, 2471, 2525, 3535, 4141, 7175, 8825, 12355, 14473, 17675, 20705, 28987, 35653, 61775, 72365, 101311, 103525, 144935, 178265, 249571, 361825, 506555, 724675, 891325, 1247855, 1461773, 2532775, 6239275, 7308865, 10232411, 36544325, 51162055, 255810275]

約数ペア:

[(1, 255810275), (5, 51162055), (7, 36544325), (25, 10232411), (35, 7308865), (41, 6239275), (101, 2532775), (175, 1461773), (205, 1247855), (287, 891325), (353, 724675), (505, 506555), (707, 361825), (1025, 249571), (1435, 178265), (1765, 144935), (2471, 103525), (2525, 101311), (3535, 72365), (4141, 61775), (7175, 35653), (8825, 28987), (12355, 20705), (14473, 17675)]