16289900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 39372480

約数和(自身を除く): 23082580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 59, 100, 110, 118, 220, 236, 251, 275, 295, 502, 550, 590, 649, 1004, 1100, 1180, 1255, 1298, 1475, 2510, 2596, 2761, 2950, 3245, 5020, 5522, 5900, 6275, 6490, 11044, 12550, 12980, 13805, 14809, 16225, 25100, 27610, 29618, 32450, 55220, 59236, 64900, 69025, 74045, 138050, 148090, 162899, 276100, 296180, 325798, 370225, 651596, 740450, 814495, 1480900, 1628990, 3257980, 4072475, 8144950, 16289900]

約数ペア:

[(1, 16289900), (2, 8144950), (4, 4072475), (5, 3257980), (10, 1628990), (11, 1480900), (20, 814495), (22, 740450), (25, 651596), (44, 370225), (50, 325798), (55, 296180), (59, 276100), (100, 162899), (110, 148090), (118, 138050), (220, 74045), (236, 69025), (251, 64900), (275, 59236), (295, 55220), (502, 32450), (550, 29618), (590, 27610), (649, 25100), (1004, 16225), (1100, 14809), (1180, 13805), (1255, 12980), (1298, 12550), (1475, 11044), (2510, 6490), (2596, 6275), (2761, 5900), (2950, 5522), (3245, 5020)]