77724425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{919}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 102672000

約数和(自身を除く): 24947575

約数列:

[1, 5, 17, 25, 85, 199, 425, 919, 995, 3383, 4595, 4975, 15623, 16915, 22975, 78115, 84575, 182881, 390575, 914405, 3108977, 4572025, 15544885, 77724425]

約数ペア:

[(1, 77724425), (5, 15544885), (17, 4572025), (25, 3108977), (85, 914405), (199, 390575), (425, 182881), (919, 84575), (995, 78115), (3383, 22975), (4595, 16915), (4975, 15623)]