51966520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{677}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 124480800

約数和(自身を除く): 72514280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 101, 152, 190, 202, 380, 404, 505, 677, 760, 808, 1010, 1354, 1919, 2020, 2708, 3385, 3838, 4040, 5416, 6770, 7676, 9595, 12863, 13540, 15352, 19190, 25726, 27080, 38380, 51452, 64315, 68377, 76760, 102904, 128630, 136754, 257260, 273508, 341885, 514520, 547016, 683770, 1299163, 1367540, 2598326, 2735080, 5196652, 6495815, 10393304, 12991630, 25983260, 51966520]

約数ペア:

[(1, 51966520), (2, 25983260), (4, 12991630), (5, 10393304), (8, 6495815), (10, 5196652), (19, 2735080), (20, 2598326), (38, 1367540), (40, 1299163), (76, 683770), (95, 547016), (101, 514520), (152, 341885), (190, 273508), (202, 257260), (380, 136754), (404, 128630), (505, 102904), (677, 76760), (760, 68377), (808, 64315), (1010, 51452), (1354, 38380), (1919, 27080), (2020, 25726), (2708, 19190), (3385, 15352), (3838, 13540), (4040, 12863), (5416, 9595), (6770, 7676)]