25554815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 36481536

約数和(自身を除く): 10926721

約数列:

[1, 5, 11, 13, 55, 65, 103, 143, 347, 515, 715, 1133, 1339, 1735, 3817, 4511, 5665, 6695, 14729, 19085, 22555, 35741, 49621, 73645, 178705, 248105, 393151, 464633, 1965755, 2323165, 5110963, 25554815]

約数ペア:

[(1, 25554815), (5, 5110963), (11, 2323165), (13, 1965755), (55, 464633), (65, 393151), (103, 248105), (143, 178705), (347, 73645), (515, 49621), (715, 35741), (1133, 22555), (1339, 19085), (1735, 14729), (3817, 6695), (4511, 5665)]