2059125

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 48

約数和(自身を含む): 3831360

約数和(自身を除く): 1772235

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 125, 255, 285, 289, 323, 375, 425, 475, 867, 969, 1275, 1425, 1445, 1615, 2125, 2375, 4335, 4845, 5491, 6375, 7125, 7225, 8075, 16473, 21675, 24225, 27455, 36125, 40375, 82365, 108375, 121125, 137275, 411825, 686375, 2059125]

約数ペア:

[(1, 2059125), (3, 686375), (5, 411825), (15, 137275), (17, 121125), (19, 108375), (25, 82365), (51, 40375), (57, 36125), (75, 27455), (85, 24225), (95, 21675), (125, 16473), (255, 8075), (285, 7225), (289, 7125), (323, 6375), (375, 5491), (425, 4845), (475, 4335), (867, 2375), (969, 2125), (1275, 1615), (1425, 1445)]