78046780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{13597}}^1$

素因数の和:13654

約数の個数: 48

約数和(自身を含む): 191894976

約数和(自身を除く): 113848196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 13597, 27194, 54388, 67985, 95179, 135970, 190358, 271940, 380716, 475895, 557477, 951790, 1114954, 1903580, 2229908, 2787385, 3902339, 5574770, 7804678, 11149540, 15609356, 19511695, 39023390, 78046780]

約数ペア:

[(1, 78046780), (2, 39023390), (4, 19511695), (5, 15609356), (7, 11149540), (10, 7804678), (14, 5574770), (20, 3902339), (28, 2787385), (35, 2229908), (41, 1903580), (70, 1114954), (82, 951790), (140, 557477), (164, 475895), (205, 380716), (287, 271940), (410, 190358), (574, 135970), (820, 95179), (1148, 67985), (1435, 54388), (2870, 27194), (5740, 13597)]