2021625725

素因数分解:

$5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{105983}}^1$

素因数の和:106109

約数の個数: 24

約数和(自身を含む): 2891243520

約数和(自身を除く): 869617795

約数列:

[1, 5, 7, 25, 35, 109, 175, 545, 763, 2725, 3815, 19075, 105983, 529915, 741881, 2649575, 3709405, 11552147, 18547025, 57760735, 80865029, 288803675, 404325145, 2021625725]

約数ペア:

[(1, 2021625725), (5, 404325145), (7, 288803675), (25, 80865029), (35, 57760735), (109, 18547025), (175, 11552147), (545, 3709405), (763, 2649575), (2725, 741881), (3815, 529915), (19075, 105983)]