99279580

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{12379}}^1$

素因数の和:12789

約数の個数: 24

約数和(自身を含む): 209023920

約数和(自身を除く): 109744340

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 12379, 24758, 49516, 61895, 123790, 247580, 4963979, 9927958, 19855916, 24819895, 49639790, 99279580]

約数ペア:

[(1, 99279580), (2, 49639790), (4, 24819895), (5, 19855916), (10, 9927958), (20, 4963979), (401, 247580), (802, 123790), (1604, 61895), (2005, 49516), (4010, 24758), (8020, 12379)]