313565540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{3011}}^1$

素因数の和:3188

約数の個数: 48

約数和(自身を含む): 680085504

約数和(自身を除く): 366519964

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 254, 410, 508, 635, 820, 1270, 2540, 3011, 5207, 6022, 10414, 12044, 15055, 20828, 26035, 30110, 52070, 60220, 104140, 123451, 246902, 382397, 493804, 617255, 764794, 1234510, 1529588, 1911985, 2469020, 3823970, 7647940, 15678277, 31356554, 62713108, 78391385, 156782770, 313565540]

約数ペア:

[(1, 313565540), (2, 156782770), (4, 78391385), (5, 62713108), (10, 31356554), (20, 15678277), (41, 7647940), (82, 3823970), (127, 2469020), (164, 1911985), (205, 1529588), (254, 1234510), (410, 764794), (508, 617255), (635, 493804), (820, 382397), (1270, 246902), (2540, 123451), (3011, 104140), (5207, 60220), (6022, 52070), (10414, 30110), (12044, 26035), (15055, 20828)]