201040900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{5569}}^1$

素因数の和:5621

約数の個数: 54

約数和(自身を含む): 460510890

約数和(自身を除く): 259469990

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 361, 380, 475, 722, 950, 1444, 1805, 1900, 3610, 5569, 7220, 9025, 11138, 18050, 22276, 27845, 36100, 55690, 105811, 111380, 139225, 211622, 278450, 423244, 529055, 556900, 1058110, 2010409, 2116220, 2645275, 4020818, 5290550, 8041636, 10052045, 10581100, 20104090, 40208180, 50260225, 100520450, 201040900]

約数ペア:

[(1, 201040900), (2, 100520450), (4, 50260225), (5, 40208180), (10, 20104090), (19, 10581100), (20, 10052045), (25, 8041636), (38, 5290550), (50, 4020818), (76, 2645275), (95, 2116220), (100, 2010409), (190, 1058110), (361, 556900), (380, 529055), (475, 423244), (722, 278450), (950, 211622), (1444, 139225), (1805, 111380), (1900, 105811), (3610, 55690), (5569, 36100), (7220, 27845), (9025, 22276), (11138, 18050)]