64710128

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{5113}}^1$

素因数の和:5241

約数の個数: 40

約数和(自身を含む): 144583008

約数和(自身を除く): 79872880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 452, 791, 904, 1582, 1808, 3164, 5113, 6328, 10226, 12656, 20452, 35791, 40904, 71582, 81808, 143164, 286328, 572656, 577769, 1155538, 2311076, 4044383, 4622152, 8088766, 9244304, 16177532, 32355064, 64710128]

約数ペア:

[(1, 64710128), (2, 32355064), (4, 16177532), (7, 9244304), (8, 8088766), (14, 4622152), (16, 4044383), (28, 2311076), (56, 1155538), (112, 577769), (113, 572656), (226, 286328), (452, 143164), (791, 81808), (904, 71582), (1582, 40904), (1808, 35791), (3164, 20452), (5113, 12656), (6328, 10226)]