83760640

素因数分解:

$2^9\times 5^1\times {\mathrm{32719}}^1$

素因数の和:32742

約数の個数: 40

約数和(自身を含む): 200835360

約数和(自身を除く): 117074720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 32719, 65438, 130876, 163595, 261752, 327190, 523504, 654380, 1047008, 1308760, 2094016, 2617520, 4188032, 5235040, 8376064, 10470080, 16752128, 20940160, 41880320, 83760640]

約数ペア:

[(1, 83760640), (2, 41880320), (4, 20940160), (5, 16752128), (8, 10470080), (10, 8376064), (16, 5235040), (20, 4188032), (32, 2617520), (40, 2094016), (64, 1308760), (80, 1047008), (128, 654380), (160, 523504), (256, 327190), (320, 261752), (512, 163595), (640, 130876), (1280, 65438), (2560, 32719)]