48380020

素因数分解:

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

素因数の和:2644

約数の個数: 48

約数和(自身を含む): 110955600

約数和(自身を除く): 62575580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 2549, 3796, 4745, 5098, 9490, 10196, 12745, 18980, 25490, 33137, 50980, 66274, 132548, 165685, 186077, 331370, 372154, 662740, 744308, 930385, 1860770, 2419001, 3721540, 4838002, 9676004, 12095005, 24190010, 48380020]

約数ペア:

[(1, 48380020), (2, 24190010), (4, 12095005), (5, 9676004), (10, 4838002), (13, 3721540), (20, 2419001), (26, 1860770), (52, 930385), (65, 744308), (73, 662740), (130, 372154), (146, 331370), (260, 186077), (292, 165685), (365, 132548), (730, 66274), (949, 50980), (1460, 33137), (1898, 25490), (2549, 18980), (3796, 12745), (4745, 10196), (5098, 9490)]