85666425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2143}}^1$

素因数の和:2210

約数の個数: 48

約数和(自身を含む): 156323328

約数和(自身を除く): 70656903

約数列:

[1, 3, 5, 13, 15, 25, 39, 41, 65, 75, 123, 195, 205, 325, 533, 615, 975, 1025, 1599, 2143, 2665, 3075, 6429, 7995, 10715, 13325, 27859, 32145, 39975, 53575, 83577, 87863, 139295, 160725, 263589, 417885, 439315, 696475, 1142219, 1317945, 2089425, 2196575, 3426657, 5711095, 6589725, 17133285, 28555475, 85666425]

約数ペア:

[(1, 85666425), (3, 28555475), (5, 17133285), (13, 6589725), (15, 5711095), (25, 3426657), (39, 2196575), (41, 2089425), (65, 1317945), (75, 1142219), (123, 696475), (195, 439315), (205, 417885), (325, 263589), (533, 160725), (615, 139295), (975, 87863), (1025, 83577), (1599, 53575), (2143, 39975), (2665, 32145), (3075, 27859), (6429, 13325), (7995, 10715)]