205697025

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53777}}^1$

素因数の和:53810

約数の個数: 36

約数和(自身を含む): 390105612

約数和(自身を除く): 184408587

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 53777, 161331, 268885, 483993, 806655, 914209, 1344425, 2419965, 2742627, 4033275, 4571045, 8227881, 12099825, 13713135, 22855225, 41139405, 68565675, 205697025]

約数ペア:

[(1, 205697025), (3, 68565675), (5, 41139405), (9, 22855225), (15, 13713135), (17, 12099825), (25, 8227881), (45, 4571045), (51, 4033275), (75, 2742627), (85, 2419965), (153, 1344425), (225, 914209), (255, 806655), (425, 483993), (765, 268885), (1275, 161331), (3825, 53777)]