78864730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{27479}}^1$

素因数の和:27534

約数の個数: 32

約数和(自身を含む): 166199040

約数和(自身を除く): 87334310

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 27479, 54958, 137395, 192353, 274790, 384706, 961765, 1126639, 1923530, 2253278, 5633195, 7886473, 11266390, 15772946, 39432365, 78864730]

約数ペア:

[(1, 78864730), (2, 39432365), (5, 15772946), (7, 11266390), (10, 7886473), (14, 5633195), (35, 2253278), (41, 1923530), (70, 1126639), (82, 961765), (205, 384706), (287, 274790), (410, 192353), (574, 137395), (1435, 54958), (2870, 27479)]