80208412

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{1213}}^1$

素因数の和:1549

約数の個数: 24

約数和(自身を含む): 143310272

約数和(自身を除く): 63101860

約数列:

[1, 2, 4, 61, 122, 244, 271, 542, 1084, 1213, 2426, 4852, 16531, 33062, 66124, 73993, 147986, 295972, 328723, 657446, 1314892, 20052103, 40104206, 80208412]

約数ペア:

[(1, 80208412), (2, 40104206), (4, 20052103), (61, 1314892), (122, 657446), (244, 328723), (271, 295972), (542, 147986), (1084, 73993), (1213, 66124), (2426, 33062), (4852, 16531)]