201620575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{15131}}^1$

素因数の和:15195

約数の個数: 24

約数和(自身を含む): 275826096

約数和(自身を除く): 74205521

約数列:

[1, 5, 13, 25, 41, 65, 205, 325, 533, 1025, 2665, 13325, 15131, 75655, 196703, 378275, 620371, 983515, 3101855, 4917575, 8064823, 15509275, 40324115, 201620575]

約数ペア:

[(1, 201620575), (5, 40324115), (13, 15509275), (25, 8064823), (41, 4917575), (65, 3101855), (205, 983515), (325, 620371), (533, 378275), (1025, 196703), (2665, 75655), (13325, 15131)]