50500400

素因数分解:

$2^4\times 5^2\times {\mathrm{191}}^1\times {\mathrm{661}}^1$

素因数の和:870

約数の個数: 60

約数和(自身を含む): 122146944

約数和(自身を除く): 71646544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 191, 200, 382, 400, 661, 764, 955, 1322, 1528, 1910, 2644, 3056, 3305, 3820, 4775, 5288, 6610, 7640, 9550, 10576, 13220, 15280, 16525, 19100, 26440, 33050, 38200, 52880, 66100, 76400, 126251, 132200, 252502, 264400, 505004, 631255, 1010008, 1262510, 2020016, 2525020, 3156275, 5050040, 6312550, 10100080, 12625100, 25250200, 50500400]

約数ペア:

[(1, 50500400), (2, 25250200), (4, 12625100), (5, 10100080), (8, 6312550), (10, 5050040), (16, 3156275), (20, 2525020), (25, 2020016), (40, 1262510), (50, 1010008), (80, 631255), (100, 505004), (191, 264400), (200, 252502), (382, 132200), (400, 126251), (661, 76400), (764, 66100), (955, 52880), (1322, 38200), (1528, 33050), (1910, 26440), (2644, 19100), (3056, 16525), (3305, 15280), (3820, 13220), (4775, 10576), (5288, 9550), (6610, 7640)]