85761940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1057

約数の個数: 96

約数和(自身を含む): 217292544

約数和(自身を除く): 131530604

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 23, 34, 44, 46, 55, 68, 85, 92, 110, 115, 170, 187, 220, 230, 253, 340, 374, 391, 460, 506, 748, 782, 935, 997, 1012, 1265, 1564, 1870, 1955, 1994, 2530, 3740, 3910, 3988, 4301, 4985, 5060, 7820, 8602, 9970, 10967, 16949, 17204, 19940, 21505, 21934, 22931, 33898, 43010, 43868, 45862, 54835, 67796, 84745, 86020, 91724, 109670, 114655, 169490, 186439, 219340, 229310, 252241, 338980, 372878, 389827, 458620, 504482, 745756, 779654, 932195, 1008964, 1261205, 1559308, 1864390, 1949135, 2522410, 3728780, 3898270, 4288097, 5044820, 7796540, 8576194, 17152388, 21440485, 42880970, 85761940]

約数ペア:

[(1, 85761940), (2, 42880970), (4, 21440485), (5, 17152388), (10, 8576194), (11, 7796540), (17, 5044820), (20, 4288097), (22, 3898270), (23, 3728780), (34, 2522410), (44, 1949135), (46, 1864390), (55, 1559308), (68, 1261205), (85, 1008964), (92, 932195), (110, 779654), (115, 745756), (170, 504482), (187, 458620), (220, 389827), (230, 372878), (253, 338980), (340, 252241), (374, 229310), (391, 219340), (460, 186439), (506, 169490), (748, 114655), (782, 109670), (935, 91724), (997, 86020), (1012, 84745), (1265, 67796), (1564, 54835), (1870, 45862), (1955, 43868), (1994, 43010), (2530, 33898), (3740, 22931), (3910, 21934), (3988, 21505), (4301, 19940), (4985, 17204), (5060, 16949), (7820, 10967), (8602, 9970)]