12756625

素因数分解:

$5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 18570240

約数和(自身を除く): 5813615

約数列:

[1, 5, 7, 25, 35, 61, 125, 175, 239, 305, 427, 875, 1195, 1525, 1673, 2135, 5975, 7625, 8365, 10675, 14579, 29875, 41825, 53375, 72895, 102053, 209125, 364475, 510265, 1822375, 2551325, 12756625]

約数ペア:

[(1, 12756625), (5, 2551325), (7, 1822375), (25, 510265), (35, 364475), (61, 209125), (125, 102053), (175, 72895), (239, 53375), (305, 41825), (427, 29875), (875, 14579), (1195, 10675), (1525, 8365), (1673, 7625), (2135, 5975)]