78360730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2659}}^1$

素因数の和:3094

約数の個数: 32

約数和(自身を含む): 161642880

約数和(自身を除く): 83282150

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2659, 2947, 4210, 5318, 5894, 13295, 14735, 18613, 26590, 29470, 37226, 93065, 186130, 1119439, 2238878, 5597195, 7836073, 11194390, 15672146, 39180365, 78360730]

約数ペア:

[(1, 78360730), (2, 39180365), (5, 15672146), (7, 11194390), (10, 7836073), (14, 5597195), (35, 2238878), (70, 1119439), (421, 186130), (842, 93065), (2105, 37226), (2659, 29470), (2947, 26590), (4210, 18613), (5318, 14735), (5894, 13295)]