64445080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10007}}^1$

素因数の和:10048

約数の個数: 64

約数和(自身を含む): 172938240

約数和(自身を除く): 108493160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 10007, 20014, 40028, 50035, 70049, 80056, 100070, 140098, 200140, 230161, 280196, 350245, 400280, 460322, 560392, 700490, 920644, 1150805, 1400980, 1611127, 1841288, 2301610, 2801960, 3222254, 4603220, 6444508, 8055635, 9206440, 12889016, 16111270, 32222540, 64445080]

約数ペア:

[(1, 64445080), (2, 32222540), (4, 16111270), (5, 12889016), (7, 9206440), (8, 8055635), (10, 6444508), (14, 4603220), (20, 3222254), (23, 2801960), (28, 2301610), (35, 1841288), (40, 1611127), (46, 1400980), (56, 1150805), (70, 920644), (92, 700490), (115, 560392), (140, 460322), (161, 400280), (184, 350245), (230, 280196), (280, 230161), (322, 200140), (460, 140098), (644, 100070), (805, 80056), (920, 70049), (1288, 50035), (1610, 40028), (3220, 20014), (6440, 10007)]