71620112

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2539}}^1$

素因数の和:2631

約数の個数: 40

約数和(自身を含む): 145511520

約数和(自身を除く): 73891408

約数列:

[1, 2, 4, 8, 16, 41, 43, 82, 86, 164, 172, 328, 344, 656, 688, 1763, 2539, 3526, 5078, 7052, 10156, 14104, 20312, 28208, 40624, 104099, 109177, 208198, 218354, 416396, 436708, 832792, 873416, 1665584, 1746832, 4476257, 8952514, 17905028, 35810056, 71620112]

約数ペア:

[(1, 71620112), (2, 35810056), (4, 17905028), (8, 8952514), (16, 4476257), (41, 1746832), (43, 1665584), (82, 873416), (86, 832792), (164, 436708), (172, 416396), (328, 218354), (344, 208198), (656, 109177), (688, 104099), (1763, 40624), (2539, 28208), (3526, 20312), (5078, 14104), (7052, 10156)]