206549800

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{25189}}^1$

素因数の和:25246

約数の個数: 48

約数和(自身を含む): 491960700

約数和(自身を除く): 285410900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 4100, 8200, 25189, 50378, 100756, 125945, 201512, 251890, 503780, 629725, 1007560, 1032749, 1259450, 2065498, 2518900, 4130996, 5037800, 5163745, 8261992, 10327490, 20654980, 25818725, 41309960, 51637450, 103274900, 206549800]

約数ペア:

[(1, 206549800), (2, 103274900), (4, 51637450), (5, 41309960), (8, 25818725), (10, 20654980), (20, 10327490), (25, 8261992), (40, 5163745), (41, 5037800), (50, 4130996), (82, 2518900), (100, 2065498), (164, 1259450), (200, 1032749), (205, 1007560), (328, 629725), (410, 503780), (820, 251890), (1025, 201512), (1640, 125945), (2050, 100756), (4100, 50378), (8200, 25189)]