28742750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{6763}}^1$

素因数の和:6797

約数の個数: 32

約数和(自身を含む): 56979936

約数和(自身を除く): 28237186

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 850, 2125, 4250, 6763, 13526, 33815, 67630, 114971, 169075, 229942, 338150, 574855, 845375, 1149710, 1690750, 2874275, 5748550, 14371375, 28742750]

約数ペア:

[(1, 28742750), (2, 14371375), (5, 5748550), (10, 2874275), (17, 1690750), (25, 1149710), (34, 845375), (50, 574855), (85, 338150), (125, 229942), (170, 169075), (250, 114971), (425, 67630), (850, 33815), (2125, 13526), (4250, 6763)]