71767480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1867}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 166943160

約数和(自身を除く): 95175680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1867, 1922, 3734, 3844, 4805, 7468, 7688, 9335, 9610, 14936, 18670, 19220, 37340, 38440, 57877, 74680, 115754, 231508, 289385, 463016, 578770, 1157540, 1794187, 2315080, 3588374, 7176748, 8970935, 14353496, 17941870, 35883740, 71767480]

約数ペア:

[(1, 71767480), (2, 35883740), (4, 17941870), (5, 14353496), (8, 8970935), (10, 7176748), (20, 3588374), (31, 2315080), (40, 1794187), (62, 1157540), (124, 578770), (155, 463016), (248, 289385), (310, 231508), (620, 115754), (961, 74680), (1240, 57877), (1867, 38440), (1922, 37340), (3734, 19220), (3844, 18670), (4805, 14936), (7468, 9610), (7688, 9335)]