64919464

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{857}}^1$

素因数の和:1437

約数の個数: 32

約数和(自身を含む): 129266280

約数和(自身を除く): 64346816

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 557, 857, 1114, 1714, 2228, 3428, 4456, 6856, 9469, 14569, 18938, 29138, 37876, 58276, 75752, 116552, 477349, 954698, 1909396, 3818792, 8114933, 16229866, 32459732, 64919464]

約数ペア:

[(1, 64919464), (2, 32459732), (4, 16229866), (8, 8114933), (17, 3818792), (34, 1909396), (68, 954698), (136, 477349), (557, 116552), (857, 75752), (1114, 58276), (1714, 37876), (2228, 29138), (3428, 18938), (4456, 14569), (6856, 9469)]