66800360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{967}}^1$

素因数の和:1146

約数の個数: 64

約数和(自身を含む): 165179520

約数和(自身を除く): 98379160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 220, 314, 440, 628, 785, 967, 1256, 1570, 1727, 1934, 3140, 3454, 3868, 4835, 6280, 6908, 7736, 8635, 9670, 10637, 13816, 17270, 19340, 21274, 34540, 38680, 42548, 53185, 69080, 85096, 106370, 151819, 212740, 303638, 425480, 607276, 759095, 1214552, 1518190, 1670009, 3036380, 3340018, 6072760, 6680036, 8350045, 13360072, 16700090, 33400180, 66800360]

約数ペア:

[(1, 66800360), (2, 33400180), (4, 16700090), (5, 13360072), (8, 8350045), (10, 6680036), (11, 6072760), (20, 3340018), (22, 3036380), (40, 1670009), (44, 1518190), (55, 1214552), (88, 759095), (110, 607276), (157, 425480), (220, 303638), (314, 212740), (440, 151819), (628, 106370), (785, 85096), (967, 69080), (1256, 53185), (1570, 42548), (1727, 38680), (1934, 34540), (3140, 21274), (3454, 19340), (3868, 17270), (4835, 13816), (6280, 10637), (6908, 9670), (7736, 8635)]