64174180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1321}}^1$

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 154578816

約数和(自身を除く): 90404636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 347, 694, 1321, 1388, 1735, 2429, 2642, 3470, 4858, 5284, 6605, 6940, 9247, 9716, 12145, 13210, 18494, 24290, 26420, 36988, 46235, 48580, 92470, 184940, 458387, 916774, 1833548, 2291935, 3208709, 4583870, 6417418, 9167740, 12834836, 16043545, 32087090, 64174180]

約数ペア:

[(1, 64174180), (2, 32087090), (4, 16043545), (5, 12834836), (7, 9167740), (10, 6417418), (14, 4583870), (20, 3208709), (28, 2291935), (35, 1833548), (70, 916774), (140, 458387), (347, 184940), (694, 92470), (1321, 48580), (1388, 46235), (1735, 36988), (2429, 26420), (2642, 24290), (3470, 18494), (4858, 13210), (5284, 12145), (6605, 9716), (6940, 9247)]