52421780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{63929}}^1$

素因数の和:63979

約数の個数: 24

約数和(自身を含む): 112772520

約数和(自身を除く): 60350740

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 63929, 127858, 255716, 319645, 639290, 1278580, 2621089, 5242178, 10484356, 13105445, 26210890, 52421780]

約数ペア:

[(1, 52421780), (2, 26210890), (4, 13105445), (5, 10484356), (10, 5242178), (20, 2621089), (41, 1278580), (82, 639290), (164, 319645), (205, 255716), (410, 127858), (820, 63929)]