9940562425

素因数分解:

$5^2\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{20599}}^1$

素因数の和:20905

約数の個数: 24

約数和(自身を含む): 12516560000

約数和(自身を除く): 2575997575

約数列:

[1, 5, 25, 97, 199, 485, 995, 2425, 4975, 19303, 20599, 96515, 102995, 482575, 514975, 1998103, 4099201, 9990515, 20496005, 49952575, 102480025, 397622497, 1988112485, 9940562425]

約数ペア:

[(1, 9940562425), (5, 1988112485), (25, 397622497), (97, 102480025), (199, 49952575), (485, 20496005), (995, 9990515), (2425, 4099201), (4975, 1998103), (19303, 514975), (20599, 482575), (96515, 102995)]