77975175

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2659}}^1$

素因数の和:2712

約数の個数: 48

約数和(自身を含む): 142490880

約数和(自身を除く): 64515705

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 575, 1173, 1275, 1725, 1955, 2659, 5865, 7977, 9775, 13295, 29325, 39885, 45203, 61157, 66475, 135609, 183471, 199425, 226015, 305785, 678045, 917355, 1039669, 1130075, 1528925, 3119007, 3390225, 4586775, 5198345, 15595035, 25991725, 77975175]

約数ペア:

[(1, 77975175), (3, 25991725), (5, 15595035), (15, 5198345), (17, 4586775), (23, 3390225), (25, 3119007), (51, 1528925), (69, 1130075), (75, 1039669), (85, 917355), (115, 678045), (255, 305785), (345, 226015), (391, 199425), (425, 183471), (575, 135609), (1173, 66475), (1275, 61157), (1725, 45203), (1955, 39885), (2659, 29325), (5865, 13295), (7977, 9775)]