86715590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{3947}}^1$

素因数の和:3993

約数の個数: 32

約数和(自身を含む): 169132320

約数和(自身を除く): 82416730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2197, 3947, 4394, 7894, 10985, 19735, 21970, 39470, 51311, 102622, 256555, 513110, 667043, 1334086, 3335215, 6670430, 8671559, 17343118, 43357795, 86715590]

約数ペア:

[(1, 86715590), (2, 43357795), (5, 17343118), (10, 8671559), (13, 6670430), (26, 3335215), (65, 1334086), (130, 667043), (169, 513110), (338, 256555), (845, 102622), (1690, 51311), (2197, 39470), (3947, 21970), (4394, 19735), (7894, 10985)]