200295520

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4871}}^1$

素因数の和:5143

約数の個数: 48

約数和(自身を含む): 475136928

約数和(自身を除く): 274841408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 1028, 1285, 2056, 2570, 4112, 4871, 5140, 8224, 9742, 10280, 19484, 20560, 24355, 38968, 41120, 48710, 77936, 97420, 155872, 194840, 389680, 779360, 1251847, 2503694, 5007388, 6259235, 10014776, 12518470, 20029552, 25036940, 40059104, 50073880, 100147760, 200295520]

約数ペア:

[(1, 200295520), (2, 100147760), (4, 50073880), (5, 40059104), (8, 25036940), (10, 20029552), (16, 12518470), (20, 10014776), (32, 6259235), (40, 5007388), (80, 2503694), (160, 1251847), (257, 779360), (514, 389680), (1028, 194840), (1285, 155872), (2056, 97420), (2570, 77936), (4112, 48710), (4871, 41120), (5140, 38968), (8224, 24355), (9742, 20560), (10280, 19484)]