4541280625

素因数分解:

$5^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 6680361600

約数和(自身を除く): 2139080975

約数列:

[1, 5, 7, 25, 35, 89, 107, 109, 125, 175, 445, 535, 545, 623, 625, 749, 763, 875, 2225, 2675, 2725, 3115, 3745, 3815, 4375, 9523, 9701, 11125, 11663, 13375, 13625, 15575, 18725, 19075, 47615, 48505, 55625, 58315, 66661, 66875, 67907, 68125, 77875, 81641, 93625, 95375, 238075, 242525, 291575, 333305, 339535, 389375, 408205, 468125, 476875, 1038007, 1190375, 1212625, 1457875, 1666525, 1697675, 2041025, 5190035, 5951875, 6063125, 7266049, 7289375, 8332625, 8488375, 10205125, 25950175, 36330245, 41663125, 42441875, 51025625, 129750875, 181651225, 648754375, 908256125, 4541280625]

約数ペア:

[(1, 4541280625), (5, 908256125), (7, 648754375), (25, 181651225), (35, 129750875), (89, 51025625), (107, 42441875), (109, 41663125), (125, 36330245), (175, 25950175), (445, 10205125), (535, 8488375), (545, 8332625), (623, 7289375), (625, 7266049), (749, 6063125), (763, 5951875), (875, 5190035), (2225, 2041025), (2675, 1697675), (2725, 1666525), (3115, 1457875), (3745, 1212625), (3815, 1190375), (4375, 1038007), (9523, 476875), (9701, 468125), (11125, 408205), (11663, 389375), (13375, 339535), (13625, 333305), (15575, 291575), (18725, 242525), (19075, 238075), (47615, 95375), (48505, 93625), (55625, 81641), (58315, 77875), (66661, 68125), (66875, 67907)]