64243085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{39779}}^1$

素因数の和:39820

約数の個数: 16

約数和(自身を含む): 85924800

約数和(自身を除く): 21681715

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 39779, 198895, 676243, 755801, 3381215, 3779005, 12848617, 64243085]

約数ペア:

[(1, 64243085), (5, 12848617), (17, 3779005), (19, 3381215), (85, 755801), (95, 676243), (323, 198895), (1615, 39779)]