388807575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3529}}^1$

素因数の和:3668

約数の個数: 48

約数和(自身を含む): 698601120

約数和(自身を除く): 309793545

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 113, 195, 325, 339, 565, 975, 1469, 1695, 2825, 3529, 4407, 7345, 8475, 10587, 17645, 22035, 36725, 45877, 52935, 88225, 110175, 137631, 229385, 264675, 398777, 688155, 1146925, 1196331, 1993885, 3440775, 5184101, 5981655, 9969425, 15552303, 25920505, 29908275, 77761515, 129602525, 388807575]

約数ペア:

[(1, 388807575), (3, 129602525), (5, 77761515), (13, 29908275), (15, 25920505), (25, 15552303), (39, 9969425), (65, 5981655), (75, 5184101), (113, 3440775), (195, 1993885), (325, 1196331), (339, 1146925), (565, 688155), (975, 398777), (1469, 264675), (1695, 229385), (2825, 137631), (3529, 110175), (4407, 88225), (7345, 52935), (8475, 45877), (10587, 36725), (17645, 22035)]