8424775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 11343024

約数和(自身を除く): 2918249

約数列:

[1, 5, 17, 25, 43, 85, 215, 425, 461, 731, 1075, 2305, 3655, 7837, 11525, 18275, 19823, 39185, 99115, 195925, 336991, 495575, 1684955, 8424775]

約数ペア:

[(1, 8424775), (5, 1684955), (17, 495575), (25, 336991), (43, 195925), (85, 99115), (215, 39185), (425, 19823), (461, 18275), (731, 11525), (1075, 7837), (2305, 3655)]