85725080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1451}}^1$

素因数の和:1680

約数の個数: 64

約数和(自身を含む): 221633280

約数和(自身を除く): 135908200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 844, 1055, 1451, 1477, 1688, 2110, 2902, 2954, 4220, 5804, 5908, 7255, 7385, 8440, 10157, 11608, 11816, 14510, 14770, 20314, 29020, 29540, 40628, 50785, 58040, 59080, 81256, 101570, 203140, 306161, 406280, 612322, 1224644, 1530805, 2143127, 2449288, 3061610, 4286254, 6123220, 8572508, 10715635, 12246440, 17145016, 21431270, 42862540, 85725080]

約数ペア:

[(1, 85725080), (2, 42862540), (4, 21431270), (5, 17145016), (7, 12246440), (8, 10715635), (10, 8572508), (14, 6123220), (20, 4286254), (28, 3061610), (35, 2449288), (40, 2143127), (56, 1530805), (70, 1224644), (140, 612322), (211, 406280), (280, 306161), (422, 203140), (844, 101570), (1055, 81256), (1451, 59080), (1477, 58040), (1688, 50785), (2110, 40628), (2902, 29540), (2954, 29020), (4220, 20314), (5804, 14770), (5908, 14510), (7255, 11816), (7385, 11608), (8440, 10157)]