68082620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{11779}}^1$

素因数の和:11822

約数の個数: 36

約数和(自身を含む): 151891320

約数和(自身を除く): 83808700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 11779, 23558, 47116, 58895, 117790, 200243, 235580, 400486, 800972, 1001215, 2002430, 3404131, 4004860, 6808262, 13616524, 17020655, 34041310, 68082620]

約数ペア:

[(1, 68082620), (2, 34041310), (4, 17020655), (5, 13616524), (10, 6808262), (17, 4004860), (20, 3404131), (34, 2002430), (68, 1001215), (85, 800972), (170, 400486), (289, 235580), (340, 200243), (578, 117790), (1156, 58895), (1445, 47116), (2890, 23558), (5780, 11779)]