27479530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:283

約数の個数: 64

約数和(自身を含む): 56881440

約数和(自身を除く): 29401910

約数列:

[1, 2, 5, 10, 13, 26, 29, 37, 58, 65, 74, 130, 145, 185, 197, 290, 370, 377, 394, 481, 754, 962, 985, 1073, 1885, 1970, 2146, 2405, 2561, 3770, 4810, 5122, 5365, 5713, 7289, 10730, 11426, 12805, 13949, 14578, 25610, 27898, 28565, 36445, 57130, 69745, 72890, 74269, 94757, 139490, 148538, 189514, 211381, 371345, 422762, 473785, 742690, 947570, 1056905, 2113810, 2747953, 5495906, 13739765, 27479530]

約数ペア:

[(1, 27479530), (2, 13739765), (5, 5495906), (10, 2747953), (13, 2113810), (26, 1056905), (29, 947570), (37, 742690), (58, 473785), (65, 422762), (74, 371345), (130, 211381), (145, 189514), (185, 148538), (197, 139490), (290, 94757), (370, 74269), (377, 72890), (394, 69745), (481, 57130), (754, 36445), (962, 28565), (985, 27898), (1073, 25610), (1885, 14578), (1970, 13949), (2146, 12805), (2405, 11426), (2561, 10730), (3770, 7289), (4810, 5713), (5122, 5365)]