165457664

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{20849}}^1$

素因数の和:20896

約数の個数: 36

約数和(自身を含む): 340939200

約数和(自身を除く): 175481536

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 20849, 41698, 83396, 166792, 333584, 646319, 667168, 1292638, 1334336, 2585276, 2668672, 5170552, 5337344, 10341104, 20682208, 41364416, 82728832, 165457664]

約数ペア:

[(1, 165457664), (2, 82728832), (4, 41364416), (8, 20682208), (16, 10341104), (31, 5337344), (32, 5170552), (62, 2668672), (64, 2585276), (124, 1334336), (128, 1292638), (248, 667168), (256, 646319), (496, 333584), (992, 166792), (1984, 83396), (3968, 41698), (7936, 20849)]