2825625

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{137}}^1$

素因数の和:171

約数の個数: 40

約数和(自身を含む): 5173344

約数和(自身を除く): 2347719

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 137, 165, 275, 375, 411, 625, 685, 825, 1375, 1507, 1875, 2055, 3425, 4125, 4521, 6875, 7535, 10275, 17125, 20625, 22605, 37675, 51375, 85625, 113025, 188375, 256875, 565125, 941875, 2825625]

約数ペア:

[(1, 2825625), (3, 941875), (5, 565125), (11, 256875), (15, 188375), (25, 113025), (33, 85625), (55, 51375), (75, 37675), (125, 22605), (137, 20625), (165, 17125), (275, 10275), (375, 7535), (411, 6875), (625, 4521), (685, 4125), (825, 3425), (1375, 2055), (1507, 1875)]