128668865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{48281}}^1$

素因数の和:48340

約数の個数: 16

約数和(自身を含む): 170338896

約数和(自身を除く): 41670031

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 48281, 241405, 627653, 1979521, 3138265, 9897605, 25733773, 128668865]

約数ペア:

[(1, 128668865), (5, 25733773), (13, 9897605), (41, 3138265), (65, 1979521), (205, 627653), (533, 241405), (2665, 48281)]