57771520

素因数分解:

$2^9\times 5^1\times {\mathrm{22567}}^1$

素因数の和:22590

約数の個数: 40

約数和(自身を含む): 138522384

約数和(自身を除く): 80750864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 22567, 45134, 90268, 112835, 180536, 225670, 361072, 451340, 722144, 902680, 1444288, 1805360, 2888576, 3610720, 5777152, 7221440, 11554304, 14442880, 28885760, 57771520]

約数ペア:

[(1, 57771520), (2, 28885760), (4, 14442880), (5, 11554304), (8, 7221440), (10, 5777152), (16, 3610720), (20, 2888576), (32, 1805360), (40, 1444288), (64, 902680), (80, 722144), (128, 451340), (160, 361072), (256, 225670), (320, 180536), (512, 112835), (640, 90268), (1280, 45134), (2560, 22567)]