81491370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{159787}}^1$

素因数の和:159814

約数の個数: 32

約数和(自身を含む): 207085248

約数和(自身を除く): 125593878

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 159787, 319574, 479361, 798935, 958722, 1597870, 2396805, 2716379, 4793610, 5432758, 8149137, 13581895, 16298274, 27163790, 40745685, 81491370]

約数ペア:

[(1, 81491370), (2, 40745685), (3, 27163790), (5, 16298274), (6, 13581895), (10, 8149137), (15, 5432758), (17, 4793610), (30, 2716379), (34, 2396805), (51, 1597870), (85, 958722), (102, 798935), (170, 479361), (255, 319574), (510, 159787)]