65411780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{9941}}^1$

素因数の和:10004

約数の個数: 48

約数和(自身を含む): 160344576

約数和(自身を除く): 94932796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 9941, 19882, 39764, 49705, 69587, 99410, 139174, 198820, 278348, 347935, 467227, 695870, 934454, 1391740, 1868908, 2336135, 3270589, 4672270, 6541178, 9344540, 13082356, 16352945, 32705890, 65411780]

約数ペア:

[(1, 65411780), (2, 32705890), (4, 16352945), (5, 13082356), (7, 9344540), (10, 6541178), (14, 4672270), (20, 3270589), (28, 2336135), (35, 1868908), (47, 1391740), (70, 934454), (94, 695870), (140, 467227), (188, 347935), (235, 278348), (329, 198820), (470, 139174), (658, 99410), (940, 69587), (1316, 49705), (1645, 39764), (3290, 19882), (6580, 9941)]