79867520

素因数分解:

$2^7\times 5^1\times {\mathrm{124793}}^1$

素因数の和:124812

約数の個数: 32

約数和(自身を含む): 190934820

約数和(自身を除く): 111067300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 124793, 249586, 499172, 623965, 998344, 1247930, 1996688, 2495860, 3993376, 4991720, 7986752, 9983440, 15973504, 19966880, 39933760, 79867520]

約数ペア:

[(1, 79867520), (2, 39933760), (4, 19966880), (5, 15973504), (8, 9983440), (10, 7986752), (16, 4991720), (20, 3993376), (32, 2495860), (40, 1996688), (64, 1247930), (80, 998344), (128, 623965), (160, 499172), (320, 249586), (640, 124793)]