201969.00000000

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1549}}^1$

素因数の和:1584

約数の個数: 60

約数和(自身を含む): 101686200

約数和(自身を除く): 59088700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 625, 1100, 1250, 1375, 1549, 2500, 2750, 3098, 5500, 6196, 6875, 7745, 13750, 15490, 17039, 27500, 30980, 34078, 38725, 68156, 77450, 85195, 154900, 170390, 193625, 340780, 387250, 425975, 774500, 851950, 968125, 1703900, 1936250, 2129875, 3872500, 4259750, 8519500, 10649375, 21298750, 42597500]

約数ペア:

[(1, 42597500), (2, 21298750), (4, 10649375), (5, 8519500), (10, 4259750), (11, 3872500), (20, 2129875), (22, 1936250), (25, 1703900), (44, 968125), (50, 851950), (55, 774500), (100, 425975), (110, 387250), (125, 340780), (220, 193625), (250, 170390), (275, 154900), (500, 85195), (550, 77450), (625, 68156), (1100, 38725), (1250, 34078), (1375, 30980), (1549, 27500), (2500, 17039), (2750, 15490), (3098, 13750), (5500, 7745), (6196, 6875)]