206723900

素因数分解:

$2^2\times 5^2\times {\mathrm{811}}^1\times {\mathrm{2549}}^1$

素因数の和:3374

約数の個数: 36

約数和(自身を含む): 449320200

約数和(自身を除く): 242596300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 811, 1622, 2549, 3244, 4055, 5098, 8110, 10196, 12745, 16220, 20275, 25490, 40550, 50980, 63725, 81100, 127450, 254900, 2067239, 4134478, 8268956, 10336195, 20672390, 41344780, 51680975, 103361950, 206723900]

約数ペア:

[(1, 206723900), (2, 103361950), (4, 51680975), (5, 41344780), (10, 20672390), (20, 10336195), (25, 8268956), (50, 4134478), (100, 2067239), (811, 254900), (1622, 127450), (2549, 81100), (3244, 63725), (4055, 50980), (5098, 40550), (8110, 25490), (10196, 20275), (12745, 16220)]