90691870

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{607}}^1$

素因数の和:904

約数の個数: 32

約数和(自身を含む): 166699008

約数和(自身を除く): 76007138

約数列:

[1, 2, 5, 10, 67, 134, 223, 335, 446, 607, 670, 1115, 1214, 2230, 3035, 6070, 14941, 29882, 40669, 74705, 81338, 135361, 149410, 203345, 270722, 406690, 676805, 1353610, 9069187, 18138374, 45345935, 90691870]

約数ペア:

[(1, 90691870), (2, 45345935), (5, 18138374), (10, 9069187), (67, 1353610), (134, 676805), (223, 406690), (335, 270722), (446, 203345), (607, 149410), (670, 135361), (1115, 81338), (1214, 74705), (2230, 40669), (3035, 29882), (6070, 14941)]