83702890

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:822

約数の個数: 32

約数和(自身を含む): 153451584

約数和(自身を除く): 69748694

約数列:

[1, 2, 5, 10, 107, 137, 214, 274, 535, 571, 685, 1070, 1142, 1370, 2855, 5710, 14659, 29318, 61097, 73295, 78227, 122194, 146590, 156454, 305485, 391135, 610970, 782270, 8370289, 16740578, 41851445, 83702890]

約数ペア:

[(1, 83702890), (2, 41851445), (5, 16740578), (10, 8370289), (107, 782270), (137, 610970), (214, 391135), (274, 305485), (535, 156454), (571, 146590), (685, 122194), (1070, 78227), (1142, 73295), (1370, 61097), (2855, 29318), (5710, 14659)]