655121675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{743}}^1\times {\mathrm{2713}}^1$

素因数の和:3479

約数の個数: 24

約数和(自身を含む): 876339744

約数和(自身を除く): 221218069

約数列:

[1, 5, 13, 25, 65, 325, 743, 2713, 3715, 9659, 13565, 18575, 35269, 48295, 67825, 176345, 241475, 881725, 2015759, 10078795, 26204867, 50393975, 131024335, 655121675]

約数ペア:

[(1, 655121675), (5, 131024335), (13, 50393975), (25, 26204867), (65, 10078795), (325, 2015759), (743, 881725), (2713, 241475), (3715, 176345), (9659, 67825), (13565, 48295), (18575, 35269)]