71025304

素因数分解:

$2^3\times 7^2\times {\mathrm{409}}^1\times {\mathrm{443}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 155644200

約数和(自身を除く): 84618896

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 409, 443, 818, 886, 1636, 1772, 2863, 3101, 3272, 3544, 5726, 6202, 11452, 12404, 20041, 21707, 22904, 24808, 40082, 43414, 80164, 86828, 160328, 173656, 181187, 362374, 724748, 1268309, 1449496, 2536618, 5073236, 8878163, 10146472, 17756326, 35512652, 71025304]

約数ペア:

[(1, 71025304), (2, 35512652), (4, 17756326), (7, 10146472), (8, 8878163), (14, 5073236), (28, 2536618), (49, 1449496), (56, 1268309), (98, 724748), (196, 362374), (392, 181187), (409, 173656), (443, 160328), (818, 86828), (886, 80164), (1636, 43414), (1772, 40082), (2863, 24808), (3101, 22904), (3272, 21707), (3544, 20041), (5726, 12404), (6202, 11452)]