80627568

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{239963}}^1$

素因数の和:239981

約数の個数: 40

約数和(自身を含む): 238044288

約数和(自身を除く): 157416720

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 239963, 479926, 719889, 959852, 1439778, 1679741, 1919704, 2879556, 3359482, 3839408, 5039223, 5759112, 6718964, 10078446, 11518224, 13437928, 20156892, 26875856, 40313784, 80627568]

約数ペア:

[(1, 80627568), (2, 40313784), (3, 26875856), (4, 20156892), (6, 13437928), (7, 11518224), (8, 10078446), (12, 6718964), (14, 5759112), (16, 5039223), (21, 3839408), (24, 3359482), (28, 2879556), (42, 1919704), (48, 1679741), (56, 1439778), (84, 959852), (112, 719889), (168, 479926), (336, 239963)]