40806875

素因数分解:

$5^4\times {\mathrm{109}}^1\times {\mathrm{599}}^1$

素因数の和:728

約数の個数: 20

約数和(自身を含む): 51546000

約数和(自身を除く): 10739125

約数列:

[1, 5, 25, 109, 125, 545, 599, 625, 2725, 2995, 13625, 14975, 65291, 68125, 74875, 326455, 374375, 1632275, 8161375, 40806875]

約数ペア:

[(1, 40806875), (5, 8161375), (25, 1632275), (109, 374375), (125, 326455), (545, 74875), (599, 68125), (625, 65291), (2725, 14975), (2995, 13625)]