66686608

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1249}}^1$

素因数の和:1375

約数の個数: 40

約数和(自身を含む): 133920000

約数和(自身を除く): 67233392

約数列:

[1, 2, 4, 8, 16, 47, 71, 94, 142, 188, 284, 376, 568, 752, 1136, 1249, 2498, 3337, 4996, 6674, 9992, 13348, 19984, 26696, 53392, 58703, 88679, 117406, 177358, 234812, 354716, 469624, 709432, 939248, 1418864, 4167913, 8335826, 16671652, 33343304, 66686608]

約数ペア:

[(1, 66686608), (2, 33343304), (4, 16671652), (8, 8335826), (16, 4167913), (47, 1418864), (71, 939248), (94, 709432), (142, 469624), (188, 354716), (284, 234812), (376, 177358), (568, 117406), (752, 88679), (1136, 58703), (1249, 53392), (2498, 26696), (3337, 19984), (4996, 13348), (6674, 9992)]