42561790

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:852

約数の個数: 32

約数和(自身を含む): 78931584

約数和(自身を除く): 36369794

約数列:

[1, 2, 5, 10, 47, 94, 137, 235, 274, 470, 661, 685, 1322, 1370, 3305, 6439, 6610, 12878, 31067, 32195, 62134, 64390, 90557, 155335, 181114, 310670, 452785, 905570, 4256179, 8512358, 21280895, 42561790]

約数ペア:

[(1, 42561790), (2, 21280895), (5, 8512358), (10, 4256179), (47, 905570), (94, 452785), (137, 310670), (235, 181114), (274, 155335), (470, 90557), (661, 64390), (685, 62134), (1322, 32195), (1370, 31067), (3305, 12878), (6439, 6610)]