65006320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{19819}}^1$

素因数の和:19873

約数の個数: 40

約数和(自身を含む): 154833840

約数和(自身を除く): 89827520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 19819, 39638, 79276, 99095, 158552, 198190, 317104, 396380, 792760, 812579, 1585520, 1625158, 3250316, 4062895, 6500632, 8125790, 13001264, 16251580, 32503160, 65006320]

約数ペア:

[(1, 65006320), (2, 32503160), (4, 16251580), (5, 13001264), (8, 8125790), (10, 6500632), (16, 4062895), (20, 3250316), (40, 1625158), (41, 1585520), (80, 812579), (82, 792760), (164, 396380), (205, 317104), (328, 198190), (410, 158552), (656, 99095), (820, 79276), (1640, 39638), (3280, 19819)]