888903125

素因数分解:

$5^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1416

約数の個数: 48

約数和(自身を含む): 1276793280

約数和(自身を除く): 387890155

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 625, 1045, 1361, 1375, 2375, 3125, 5225, 6805, 6875, 11875, 14971, 25859, 26125, 34025, 34375, 59375, 74855, 129295, 130625, 170125, 284449, 374275, 646475, 653125, 850625, 1422245, 1871375, 3232375, 4253125, 7111225, 9356875, 16161875, 35556125, 46784375, 80809375, 177780625, 888903125]

約数ペア:

[(1, 888903125), (5, 177780625), (11, 80809375), (19, 46784375), (25, 35556125), (55, 16161875), (95, 9356875), (125, 7111225), (209, 4253125), (275, 3232375), (475, 1871375), (625, 1422245), (1045, 850625), (1361, 653125), (1375, 646475), (2375, 374275), (3125, 284449), (5225, 170125), (6805, 130625), (6875, 129295), (11875, 74855), (14971, 59375), (25859, 34375), (26125, 34025)]