81035020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{1093}}^1$

素因数の和:1450

約数の個数: 48

約数和(自身を含む): 186365088

約数和(自身を除く): 105330068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 337, 674, 1093, 1348, 1685, 2186, 3370, 3707, 4372, 5465, 6740, 7414, 10930, 12023, 14828, 18535, 21860, 24046, 37070, 48092, 60115, 74140, 120230, 240460, 368341, 736682, 1473364, 1841705, 3683410, 4051751, 7366820, 8103502, 16207004, 20258755, 40517510, 81035020]

約数ペア:

[(1, 81035020), (2, 40517510), (4, 20258755), (5, 16207004), (10, 8103502), (11, 7366820), (20, 4051751), (22, 3683410), (44, 1841705), (55, 1473364), (110, 736682), (220, 368341), (337, 240460), (674, 120230), (1093, 74140), (1348, 60115), (1685, 48092), (2186, 37070), (3370, 24046), (3707, 21860), (4372, 18535), (5465, 14828), (6740, 12023), (7414, 10930)]