165341320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{243149}}^1$

素因数の和:243177

約数の個数: 32

約数和(自身を含む): 393903000

約数和(自身を除く): 228561680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 243149, 486298, 972596, 1215745, 1945192, 2431490, 4133533, 4862980, 8267066, 9725960, 16534132, 20667665, 33068264, 41335330, 82670660, 165341320]

約数ペア:

[(1, 165341320), (2, 82670660), (4, 41335330), (5, 33068264), (8, 20667665), (10, 16534132), (17, 9725960), (20, 8267066), (34, 4862980), (40, 4133533), (68, 2431490), (85, 1945192), (136, 1215745), (170, 972596), (340, 486298), (680, 243149)]