135352720

素因数分解:

$2^4\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1697}}^1$

素因数の和:2707

約数の個数: 40

約数和(自身を含む): 315196344

約数和(自身を除く): 179843624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 997, 1697, 1994, 3394, 3988, 4985, 6788, 7976, 8485, 9970, 13576, 15952, 16970, 19940, 27152, 33940, 39880, 67880, 79760, 135760, 1691909, 3383818, 6767636, 8459545, 13535272, 16919090, 27070544, 33838180, 67676360, 135352720]

約数ペア:

[(1, 135352720), (2, 67676360), (4, 33838180), (5, 27070544), (8, 16919090), (10, 13535272), (16, 8459545), (20, 6767636), (40, 3383818), (80, 1691909), (997, 135760), (1697, 79760), (1994, 67880), (3394, 39880), (3988, 33940), (4985, 27152), (6788, 19940), (7976, 16970), (8485, 15952), (9970, 13576)]