204755800

素因数分解:

$2^3\times 5^2\times {\mathrm{149}}^1\times {\mathrm{6871}}^1$

素因数の和:7036

約数の個数: 48

約数和(自身を含む): 479322000

約数和(自身を除く): 274566200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 149, 200, 298, 596, 745, 1192, 1490, 2980, 3725, 5960, 6871, 7450, 13742, 14900, 27484, 29800, 34355, 54968, 68710, 137420, 171775, 274840, 343550, 687100, 1023779, 1374200, 2047558, 4095116, 5118895, 8190232, 10237790, 20475580, 25594475, 40951160, 51188950, 102377900, 204755800]

約数ペア:

[(1, 204755800), (2, 102377900), (4, 51188950), (5, 40951160), (8, 25594475), (10, 20475580), (20, 10237790), (25, 8190232), (40, 5118895), (50, 4095116), (100, 2047558), (149, 1374200), (200, 1023779), (298, 687100), (596, 343550), (745, 274840), (1192, 171775), (1490, 137420), (2980, 68710), (3725, 54968), (5960, 34355), (6871, 29800), (7450, 27484), (13742, 14900)]