204027550

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 387073440

約数和(自身を除く): 183045890

約数列:

[1, 2, 5, 10, 25, 50, 103, 173, 206, 229, 346, 458, 515, 865, 1030, 1145, 1730, 2290, 2575, 4325, 5150, 5725, 8650, 11450, 17819, 23587, 35638, 39617, 47174, 79234, 89095, 117935, 178190, 198085, 235870, 396170, 445475, 589675, 890950, 990425, 1179350, 1980850, 4080551, 8161102, 20402755, 40805510, 102013775, 204027550]

約数ペア:

[(1, 204027550), (2, 102013775), (5, 40805510), (10, 20402755), (25, 8161102), (50, 4080551), (103, 1980850), (173, 1179350), (206, 990425), (229, 890950), (346, 589675), (458, 445475), (515, 396170), (865, 235870), (1030, 198085), (1145, 178190), (1730, 117935), (2290, 89095), (2575, 79234), (4325, 47174), (5150, 39617), (5725, 35638), (8650, 23587), (11450, 17819)]