78097370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19379}}^1$

素因数の和:19430

約数の個数: 32

約数和(自身を含む): 156280320

約数和(自身を除く): 78182950

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 19379, 38758, 96895, 193790, 251927, 503854, 600749, 1201498, 1259635, 2519270, 3003745, 6007490, 7809737, 15619474, 39048685, 78097370]

約数ペア:

[(1, 78097370), (2, 39048685), (5, 15619474), (10, 7809737), (13, 6007490), (26, 3003745), (31, 2519270), (62, 1259635), (65, 1201498), (130, 600749), (155, 503854), (310, 251927), (403, 193790), (806, 96895), (2015, 38758), (4030, 19379)]