68443870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{2153}}^1$

素因数の和:2205

約数の個数: 48

約数和(自身を含む): 142836048

約数和(自身を除く): 74392178

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 289, 374, 578, 935, 1445, 1870, 2153, 2890, 3179, 4306, 6358, 10765, 15895, 21530, 23683, 31790, 36601, 47366, 73202, 118415, 183005, 236830, 366010, 402611, 622217, 805222, 1244434, 2013055, 3111085, 4026110, 6222170, 6844387, 13688774, 34221935, 68443870]

約数ペア:

[(1, 68443870), (2, 34221935), (5, 13688774), (10, 6844387), (11, 6222170), (17, 4026110), (22, 3111085), (34, 2013055), (55, 1244434), (85, 805222), (110, 622217), (170, 402611), (187, 366010), (289, 236830), (374, 183005), (578, 118415), (935, 73202), (1445, 47366), (1870, 36601), (2153, 31790), (2890, 23683), (3179, 21530), (4306, 15895), (6358, 10765)]