127207340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{16871}}^1$

素因数の和:16922

約数の個数: 48

約数和(自身を含む): 297622080

約数和(自身を除く): 170414740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 16871, 33742, 67484, 84355, 168710, 219323, 337420, 438646, 489259, 877292, 978518, 1096615, 1957036, 2193230, 2446295, 4386460, 4892590, 6360367, 9785180, 12720734, 25441468, 31801835, 63603670, 127207340]

約数ペア:

[(1, 127207340), (2, 63603670), (4, 31801835), (5, 25441468), (10, 12720734), (13, 9785180), (20, 6360367), (26, 4892590), (29, 4386460), (52, 2446295), (58, 2193230), (65, 1957036), (116, 1096615), (130, 978518), (145, 877292), (260, 489259), (290, 438646), (377, 337420), (580, 219323), (754, 168710), (1508, 84355), (1885, 67484), (3770, 33742), (7540, 16871)]