68091380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{69481}}^1$

素因数の和:69504

約数の個数: 36

約数和(自身を含む): 166339908

約数和(自身を除く): 98248528

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 69481, 138962, 277924, 347405, 486367, 694810, 972734, 1389620, 1945468, 2431835, 3404569, 4863670, 6809138, 9727340, 13618276, 17022845, 34045690, 68091380]

約数ペア:

[(1, 68091380), (2, 34045690), (4, 17022845), (5, 13618276), (7, 9727340), (10, 6809138), (14, 4863670), (20, 3404569), (28, 2431835), (35, 1945468), (49, 1389620), (70, 972734), (98, 694810), (140, 486367), (196, 347405), (245, 277924), (490, 138962), (980, 69481)]