249900170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1549}}^1$

素因数の和:1659

約数の個数: 64

約数和(自身を含む): 520279200

約数和(自身を除く): 270379030

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 73, 85, 130, 146, 170, 221, 365, 442, 730, 949, 1105, 1241, 1549, 1898, 2210, 2482, 3098, 4745, 6205, 7745, 9490, 12410, 15490, 16133, 20137, 26333, 32266, 40274, 52666, 80665, 100685, 113077, 131665, 161330, 201370, 226154, 263330, 342329, 565385, 684658, 1130770, 1470001, 1711645, 1922309, 2940002, 3423290, 3844618, 7350005, 9611545, 14700010, 19223090, 24990017, 49980034, 124950085, 249900170]

約数ペア:

[(1, 249900170), (2, 124950085), (5, 49980034), (10, 24990017), (13, 19223090), (17, 14700010), (26, 9611545), (34, 7350005), (65, 3844618), (73, 3423290), (85, 2940002), (130, 1922309), (146, 1711645), (170, 1470001), (221, 1130770), (365, 684658), (442, 565385), (730, 342329), (949, 263330), (1105, 226154), (1241, 201370), (1549, 161330), (1898, 131665), (2210, 113077), (2482, 100685), (3098, 80665), (4745, 52666), (6205, 40274), (7745, 32266), (9490, 26333), (12410, 20137), (15490, 16133)]