68121686464

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{644701}}^1$

素因数の和:644853

約数の個数: 56

約数和(自身を含む): 146723859968

約数和(自身を除く): 78602173504

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 208, 254, 416, 508, 832, 1016, 1651, 2032, 3302, 4064, 6604, 8128, 13208, 26416, 52832, 105664, 644701, 1289402, 2578804, 5157608, 8381113, 10315216, 16762226, 20630432, 33524452, 41260864, 67048904, 81877027, 134097808, 163754054, 268195616, 327508108, 536391232, 655016216, 1064401351, 1310032432, 2128802702, 2620064864, 4257605404, 5240129728, 8515210808, 17030421616, 34060843232, 68121686464]

約数ペア:

[(1, 68121686464), (2, 34060843232), (4, 17030421616), (8, 8515210808), (13, 5240129728), (16, 4257605404), (26, 2620064864), (32, 2128802702), (52, 1310032432), (64, 1064401351), (104, 655016216), (127, 536391232), (208, 327508108), (254, 268195616), (416, 163754054), (508, 134097808), (832, 81877027), (1016, 67048904), (1651, 41260864), (2032, 33524452), (3302, 20630432), (4064, 16762226), (6604, 10315216), (8128, 8381113), (13208, 5157608), (26416, 2578804), (52832, 1289402), (105664, 644701)]