209395450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{16553}}^1$

素因数の和:16599

約数の個数: 48

約数和(自身を含む): 443382336

約数和(自身を除く): 233986886

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 506, 550, 575, 1150, 1265, 2530, 6325, 12650, 16553, 33106, 82765, 165530, 182083, 364166, 380719, 413825, 761438, 827650, 910415, 1820830, 1903595, 3807190, 4187909, 4552075, 8375818, 9104150, 9517975, 19035950, 20939545, 41879090, 104697725, 209395450]

約数ペア:

[(1, 209395450), (2, 104697725), (5, 41879090), (10, 20939545), (11, 19035950), (22, 9517975), (23, 9104150), (25, 8375818), (46, 4552075), (50, 4187909), (55, 3807190), (110, 1903595), (115, 1820830), (230, 910415), (253, 827650), (275, 761438), (506, 413825), (550, 380719), (575, 364166), (1150, 182083), (1265, 165530), (2530, 82765), (6325, 33106), (12650, 16553)]