646563136

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2281}}^1$

素因数の和:2439

約数の個数: 56

約数和(自身を含む): 1326188864

約数和(自身を除く): 679625728

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 103, 172, 206, 344, 412, 688, 824, 1376, 1648, 2281, 2752, 3296, 4429, 4562, 6592, 8858, 9124, 17716, 18248, 35432, 36496, 70864, 72992, 98083, 141728, 145984, 196166, 234943, 283456, 392332, 469886, 784664, 939772, 1569328, 1879544, 3138656, 3759088, 6277312, 7518176, 10102549, 15036352, 20205098, 40410196, 80820392, 161640784, 323281568, 646563136]

約数ペア:

[(1, 646563136), (2, 323281568), (4, 161640784), (8, 80820392), (16, 40410196), (32, 20205098), (43, 15036352), (64, 10102549), (86, 7518176), (103, 6277312), (172, 3759088), (206, 3138656), (344, 1879544), (412, 1569328), (688, 939772), (824, 784664), (1376, 469886), (1648, 392332), (2281, 283456), (2752, 234943), (3296, 196166), (4429, 145984), (4562, 141728), (6592, 98083), (8858, 72992), (9124, 70864), (17716, 36496), (18248, 35432)]