81485350

素因数分解:

$2^1\times 5^2\times {\mathrm{659}}^1\times {\mathrm{2473}}^1$

素因数の和:3144

約数の個数: 24

約数和(自身を含む): 151854120

約数和(自身を除く): 70368770

約数列:

[1, 2, 5, 10, 25, 50, 659, 1318, 2473, 3295, 4946, 6590, 12365, 16475, 24730, 32950, 61825, 123650, 1629707, 3259414, 8148535, 16297070, 40742675, 81485350]

約数ペア:

[(1, 81485350), (2, 40742675), (5, 16297070), (10, 8148535), (25, 3259414), (50, 1629707), (659, 123650), (1318, 61825), (2473, 32950), (3295, 24730), (4946, 16475), (6590, 12365)]