78287230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2789}}^1$

素因数の和:3204

約数の個数: 32

約数和(自身を含む): 161507520

約数和(自身を除く): 83220290

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 401, 802, 2005, 2789, 2807, 4010, 5578, 5614, 13945, 14035, 19523, 27890, 28070, 39046, 97615, 195230, 1118389, 2236778, 5591945, 7828723, 11183890, 15657446, 39143615, 78287230]

約数ペア:

[(1, 78287230), (2, 39143615), (5, 15657446), (7, 11183890), (10, 7828723), (14, 5591945), (35, 2236778), (70, 1118389), (401, 195230), (802, 97615), (2005, 39046), (2789, 28070), (2807, 27890), (4010, 19523), (5578, 14035), (5614, 13945)]