676091785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1999}}^1$

素因数の和:2217

約数の個数: 32

約数和(自身を含む): 902016000

約数和(自身を除く): 225924215

約数列:

[1, 5, 17, 23, 85, 115, 173, 391, 865, 1955, 1999, 2941, 3979, 9995, 14705, 19895, 33983, 45977, 67643, 169915, 229885, 338215, 345827, 781609, 1729135, 3908045, 5879059, 7954021, 29395295, 39770105, 135218357, 676091785]

約数ペア:

[(1, 676091785), (5, 135218357), (17, 39770105), (23, 29395295), (85, 7954021), (115, 5879059), (173, 3908045), (391, 1729135), (865, 781609), (1955, 345827), (1999, 338215), (2941, 229885), (3979, 169915), (9995, 67643), (14705, 45977), (19895, 33983)]