193520080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2549}}^1$

素因数の和:2648

約数の個数: 80

約数和(自身を含む): 491374800

約数和(自身を除く): 297854720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 260, 292, 365, 520, 584, 730, 949, 1040, 1168, 1460, 1898, 2549, 2920, 3796, 4745, 5098, 5840, 7592, 9490, 10196, 12745, 15184, 18980, 20392, 25490, 33137, 37960, 40784, 50980, 66274, 75920, 101960, 132548, 165685, 186077, 203920, 265096, 331370, 372154, 530192, 662740, 744308, 930385, 1325480, 1488616, 1860770, 2419001, 2650960, 2977232, 3721540, 4838002, 7443080, 9676004, 12095005, 14886160, 19352008, 24190010, 38704016, 48380020, 96760040, 193520080]

約数ペア:

[(1, 193520080), (2, 96760040), (4, 48380020), (5, 38704016), (8, 24190010), (10, 19352008), (13, 14886160), (16, 12095005), (20, 9676004), (26, 7443080), (40, 4838002), (52, 3721540), (65, 2977232), (73, 2650960), (80, 2419001), (104, 1860770), (130, 1488616), (146, 1325480), (208, 930385), (260, 744308), (292, 662740), (365, 530192), (520, 372154), (584, 331370), (730, 265096), (949, 203920), (1040, 186077), (1168, 165685), (1460, 132548), (1898, 101960), (2549, 75920), (2920, 66274), (3796, 50980), (4745, 40784), (5098, 37960), (5840, 33137), (7592, 25490), (9490, 20392), (10196, 18980), (12745, 15184)]