90300505

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1\times {\mathrm{743}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 109992960

約数和(自身を除く): 19692455

約数列:

[1, 5, 109, 223, 545, 743, 1115, 3715, 24307, 80987, 121535, 165689, 404935, 828445, 18060101, 90300505]

約数ペア:

[(1, 90300505), (5, 18060101), (109, 828445), (223, 404935), (545, 165689), (743, 121535), (1115, 80987), (3715, 24307)]