130688080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{677}}^1$

素因数の和:836

約数の個数: 80

約数和(自身を含む): 322836480

約数和(自身を除く): 192148400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 127, 152, 190, 254, 304, 380, 508, 635, 677, 760, 1016, 1270, 1354, 1520, 2032, 2413, 2540, 2708, 3385, 4826, 5080, 5416, 6770, 9652, 10160, 10832, 12065, 12863, 13540, 19304, 24130, 25726, 27080, 38608, 48260, 51452, 54160, 64315, 85979, 96520, 102904, 128630, 171958, 193040, 205808, 257260, 343916, 429895, 514520, 687832, 859790, 1029040, 1375664, 1633601, 1719580, 3267202, 3439160, 6534404, 6878320, 8168005, 13068808, 16336010, 26137616, 32672020, 65344040, 130688080]

約数ペア:

[(1, 130688080), (2, 65344040), (4, 32672020), (5, 26137616), (8, 16336010), (10, 13068808), (16, 8168005), (19, 6878320), (20, 6534404), (38, 3439160), (40, 3267202), (76, 1719580), (80, 1633601), (95, 1375664), (127, 1029040), (152, 859790), (190, 687832), (254, 514520), (304, 429895), (380, 343916), (508, 257260), (635, 205808), (677, 193040), (760, 171958), (1016, 128630), (1270, 102904), (1354, 96520), (1520, 85979), (2032, 64315), (2413, 54160), (2540, 51452), (2708, 48260), (3385, 38608), (4826, 27080), (5080, 25726), (5416, 24130), (6770, 19304), (9652, 13540), (10160, 12863), (10832, 12065)]