20938565525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{3727}}^1\times {\mathrm{13219}}^1$

素因数の和:16973

約数の個数: 24

約数和(自身を含む): 27500561280

約数和(自身を除く): 6561995755

約数列:

[1, 5, 17, 25, 85, 425, 3727, 13219, 18635, 63359, 66095, 93175, 224723, 316795, 330475, 1123615, 1583975, 5618075, 49267213, 246336065, 837542621, 1231680325, 4187713105, 20938565525]

約数ペア:

[(1, 20938565525), (5, 4187713105), (17, 1231680325), (25, 837542621), (85, 246336065), (425, 49267213), (3727, 5618075), (13219, 1583975), (18635, 1123615), (63359, 330475), (66095, 316795), (93175, 224723)]