61249960

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{11177}}^1$

素因数の和:11325

約数の個数: 32

約数和(自身を含む): 138830760

約数和(自身を除く): 77580800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 11177, 22354, 44708, 55885, 89416, 111770, 223540, 447080, 1531249, 3062498, 6124996, 7656245, 12249992, 15312490, 30624980, 61249960]

約数ペア:

[(1, 61249960), (2, 30624980), (4, 15312490), (5, 12249992), (8, 7656245), (10, 6124996), (20, 3062498), (40, 1531249), (137, 447080), (274, 223540), (548, 111770), (685, 89416), (1096, 55885), (1370, 44708), (2740, 22354), (5480, 11177)]