205581825

素因数分解:

$3^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{3823}}^1$

素因数の和:4078

約数の個数: 36

約数和(自身を含む): 369857280

約数和(自身を除く): 164275455

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 239, 717, 1195, 2151, 3585, 3823, 5975, 10755, 11469, 17925, 19115, 34407, 53775, 57345, 95575, 172035, 286725, 860175, 913697, 2741091, 4568485, 8223273, 13705455, 22842425, 41116365, 68527275, 205581825]

約数ペア:

[(1, 205581825), (3, 68527275), (5, 41116365), (9, 22842425), (15, 13705455), (25, 8223273), (45, 4568485), (75, 2741091), (225, 913697), (239, 860175), (717, 286725), (1195, 172035), (2151, 95575), (3585, 57345), (3823, 53775), (5975, 34407), (10755, 19115), (11469, 17925)]