66161270

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19289}}^1$

素因数の和:19317

約数の個数: 32

約数和(自身を含む): 138888000

約数和(自身を除く): 72726730

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 19289, 38578, 96445, 135023, 192890, 270046, 675115, 945161, 1350230, 1890322, 4725805, 6616127, 9451610, 13232254, 33080635, 66161270]

約数ペア:

[(1, 66161270), (2, 33080635), (5, 13232254), (7, 9451610), (10, 6616127), (14, 4725805), (35, 1890322), (49, 1350230), (70, 945161), (98, 675115), (245, 270046), (343, 192890), (490, 135023), (686, 96445), (1715, 38578), (3430, 19289)]