64797070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{498439}}^1$

素因数の和:498459

約数の個数: 16

約数和(自身を含む): 125606880

約数和(自身を除く): 60809810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 498439, 996878, 2492195, 4984390, 6479707, 12959414, 32398535, 64797070]

約数ペア:

[(1, 64797070), (2, 32398535), (5, 12959414), (10, 6479707), (13, 4984390), (26, 2492195), (65, 996878), (130, 498439)]