68756996

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31891}}^1$

素因数の和:31920

約数の個数: 36

約数和(自身を含む): 152698896

約数和(自身を除く): 83941900

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 31891, 63782, 127564, 223237, 350801, 446474, 701602, 892948, 1403204, 1562659, 2455607, 3125318, 4911214, 6250636, 9822428, 17189249, 34378498, 68756996]

約数ペア:

[(1, 68756996), (2, 34378498), (4, 17189249), (7, 9822428), (11, 6250636), (14, 4911214), (22, 3125318), (28, 2455607), (44, 1562659), (49, 1403204), (77, 892948), (98, 701602), (154, 446474), (196, 350801), (308, 223237), (539, 127564), (1078, 63782), (2156, 31891)]