330804520

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{65119}}^1$

素因数の和:65257

約数の個数: 32

約数和(自身を含む): 750182400

約数和(自身を除く): 419377880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 65119, 130238, 260476, 325595, 520952, 651190, 1302380, 2604760, 8270113, 16540226, 33080452, 41350565, 66160904, 82701130, 165402260, 330804520]

約数ペア:

[(1, 330804520), (2, 165402260), (4, 82701130), (5, 66160904), (8, 41350565), (10, 33080452), (20, 16540226), (40, 8270113), (127, 2604760), (254, 1302380), (508, 651190), (635, 520952), (1016, 325595), (1270, 260476), (2540, 130238), (5080, 65119)]