66727520

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4049}}^1$

素因数の和:4167

約数の個数: 48

約数和(自身を含む): 159213600

約数和(自身を除く): 92486080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1648, 2060, 3296, 4049, 4120, 8098, 8240, 16196, 16480, 20245, 32392, 40490, 64784, 80980, 129568, 161960, 323920, 417047, 647840, 834094, 1668188, 2085235, 3336376, 4170470, 6672752, 8340940, 13345504, 16681880, 33363760, 66727520]

約数ペア:

[(1, 66727520), (2, 33363760), (4, 16681880), (5, 13345504), (8, 8340940), (10, 6672752), (16, 4170470), (20, 3336376), (32, 2085235), (40, 1668188), (80, 834094), (103, 647840), (160, 417047), (206, 323920), (412, 161960), (515, 129568), (824, 80980), (1030, 64784), (1648, 40490), (2060, 32392), (3296, 20245), (4049, 16480), (4120, 16196), (8098, 8240)]