72446720

素因数分解:

$2^8\times 5^1\times {\mathrm{56599}}^1$

素因数の和:56620

約数の個数: 36

約数和(自身を含む): 173535600

約数和(自身を除く): 101088880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 56599, 113198, 226396, 282995, 452792, 565990, 905584, 1131980, 1811168, 2263960, 3622336, 4527920, 7244672, 9055840, 14489344, 18111680, 36223360, 72446720]

約数ペア:

[(1, 72446720), (2, 36223360), (4, 18111680), (5, 14489344), (8, 9055840), (10, 7244672), (16, 4527920), (20, 3622336), (32, 2263960), (40, 1811168), (64, 1131980), (80, 905584), (128, 565990), (160, 452792), (256, 282995), (320, 226396), (640, 113198), (1280, 56599)]