72664270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{3947}}^1$

素因数の和:4224

約数の個数: 32

約数和(自身を含む): 150087168

約数和(自身を除く): 77422898

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 263, 526, 1315, 1841, 2630, 3682, 3947, 7894, 9205, 18410, 19735, 27629, 39470, 55258, 138145, 276290, 1038061, 2076122, 5190305, 7266427, 10380610, 14532854, 36332135, 72664270]

約数ペア:

[(1, 72664270), (2, 36332135), (5, 14532854), (7, 10380610), (10, 7266427), (14, 5190305), (35, 2076122), (70, 1038061), (263, 276290), (526, 138145), (1315, 55258), (1841, 39470), (2630, 27629), (3682, 19735), (3947, 18410), (7894, 9205)]