202166120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{388781}}^1$

素因数の和:388805

約数の個数: 32

約数和(自身を含む): 489865320

約数和(自身を除く): 287699200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 388781, 777562, 1555124, 1943905, 3110248, 3887810, 5054153, 7775620, 10108306, 15551240, 20216612, 25270765, 40433224, 50541530, 101083060, 202166120]

約数ペア:

[(1, 202166120), (2, 101083060), (4, 50541530), (5, 40433224), (8, 25270765), (10, 20216612), (13, 15551240), (20, 10108306), (26, 7775620), (40, 5054153), (52, 3887810), (65, 3110248), (104, 1943905), (130, 1555124), (260, 777562), (520, 388781)]