78900.0000000

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{953}}^1$

素因数の和:1024

約数の個数: 32

約数和(自身を含む): 14836608

約数和(自身を除く): 7222138

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 170, 235, 470, 799, 953, 1598, 1906, 3995, 4765, 7990, 9530, 16201, 32402, 44791, 81005, 89582, 162010, 223955, 447910, 761447, 1522894, 3807235, 7614470]

約数ペア:

[(1, 7614470), (2, 3807235), (5, 1522894), (10, 761447), (17, 447910), (34, 223955), (47, 162010), (85, 89582), (94, 81005), (170, 44791), (235, 32402), (470, 16201), (799, 9530), (953, 7990), (1598, 4765), (1906, 3995)]