16564900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^2$

素因数の和:110

約数の個数: 81

約数和(自身を含む): 40607427

約数和(自身を除く): 24042527

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 121, 148, 185, 220, 242, 275, 370, 407, 484, 550, 605, 740, 814, 925, 1100, 1210, 1369, 1628, 1850, 2035, 2420, 2738, 3025, 3700, 4070, 4477, 5476, 6050, 6845, 8140, 8954, 10175, 12100, 13690, 15059, 17908, 20350, 22385, 27380, 30118, 34225, 40700, 44770, 60236, 68450, 75295, 89540, 111925, 136900, 150590, 165649, 223850, 301180, 331298, 376475, 447700, 662596, 752950, 828245, 1505900, 1656490, 3312980, 4141225, 8282450, 16564900]

約数ペア:

[(1, 16564900), (2, 8282450), (4, 4141225), (5, 3312980), (10, 1656490), (11, 1505900), (20, 828245), (22, 752950), (25, 662596), (37, 447700), (44, 376475), (50, 331298), (55, 301180), (74, 223850), (100, 165649), (110, 150590), (121, 136900), (148, 111925), (185, 89540), (220, 75295), (242, 68450), (275, 60236), (370, 44770), (407, 40700), (484, 34225), (550, 30118), (605, 27380), (740, 22385), (814, 20350), (925, 17908), (1100, 15059), (1210, 13690), (1369, 12100), (1628, 10175), (1850, 8954), (2035, 8140), (2420, 6845), (2738, 6050), (3025, 5476), (3700, 4477)]