199492700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{16487}}^1$

素因数の和:16523

約数の個数: 54

約数和(自身を含む): 475860168

約数和(自身を除く): 276367468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 2420, 3025, 6050, 12100, 16487, 32974, 65948, 82435, 164870, 181357, 329740, 362714, 412175, 725428, 824350, 906785, 1648700, 1813570, 1994927, 3627140, 3989854, 4533925, 7979708, 9067850, 9974635, 18135700, 19949270, 39898540, 49873175, 99746350, 199492700]

約数ペア:

[(1, 199492700), (2, 99746350), (4, 49873175), (5, 39898540), (10, 19949270), (11, 18135700), (20, 9974635), (22, 9067850), (25, 7979708), (44, 4533925), (50, 3989854), (55, 3627140), (100, 1994927), (110, 1813570), (121, 1648700), (220, 906785), (242, 824350), (275, 725428), (484, 412175), (550, 362714), (605, 329740), (1100, 181357), (1210, 164870), (2420, 82435), (3025, 65948), (6050, 32974), (12100, 16487)]