52807180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{64399}}^1$

素因数の和:64449

約数の個数: 24

約数和(自身を含む): 113601600

約数和(自身を除く): 60794420

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 64399, 128798, 257596, 321995, 643990, 1287980, 2640359, 5280718, 10561436, 13201795, 26403590, 52807180]

約数ペア:

[(1, 52807180), (2, 26403590), (4, 13201795), (5, 10561436), (10, 5280718), (20, 2640359), (41, 1287980), (82, 643990), (164, 321995), (205, 257596), (410, 128798), (820, 64399)]